20963527668

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{1051}}^1$

素因数の和:1446

約数の個数: 144

約数和(自身を含む): 55840092672

約数和(自身を除く): 34876565004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 244, 279, 293, 366, 372, 549, 558, 586, 732, 879, 1051, 1098, 1116, 1172, 1758, 1891, 2102, 2196, 2637, 3153, 3516, 3782, 4204, 5274, 5673, 6306, 7564, 9083, 9459, 10548, 11346, 12612, 17019, 17873, 18166, 18918, 22692, 27249, 32581, 34038, 35746, 36332, 37836, 53619, 54498, 64111, 65162, 68076, 71492, 81747, 97743, 107238, 108996, 128222, 130324, 160857, 163494, 192333, 195486, 214476, 256444, 293229, 307943, 321714, 326988, 384666, 390972, 554063, 576999, 586458, 615886, 643428, 769332, 923829, 1108126, 1153998, 1172916, 1231772, 1662189, 1847658, 1987441, 2216252, 2307996, 2771487, 3324378, 3695316, 3974882, 4986567, 5542974, 5962323, 6648756, 7949764, 9546233, 9973134, 11085948, 11924646, 17886969, 18784523, 19092466, 19946268, 23849292, 28638699, 35773938, 37569046, 38184932, 56353569, 57277398, 71547876, 75138092, 85916097, 112707138, 114554796, 169060707, 171832194, 225414276, 338121414, 343664388, 582320213, 676242828, 1164640426, 1746960639, 2329280852, 3493921278, 5240881917, 6987842556, 10481763834, 20963527668]

約数ペア:

[(1, 20963527668), (2, 10481763834), (3, 6987842556), (4, 5240881917), (6, 3493921278), (9, 2329280852), (12, 1746960639), (18, 1164640426), (31, 676242828), (36, 582320213), (61, 343664388), (62, 338121414), (93, 225414276), (122, 171832194), (124, 169060707), (183, 114554796), (186, 112707138), (244, 85916097), (279, 75138092), (293, 71547876), (366, 57277398), (372, 56353569), (549, 38184932), (558, 37569046), (586, 35773938), (732, 28638699), (879, 23849292), (1051, 19946268), (1098, 19092466), (1116, 18784523), (1172, 17886969), (1758, 11924646), (1891, 11085948), (2102, 9973134), (2196, 9546233), (2637, 7949764), (3153, 6648756), (3516, 5962323), (3782, 5542974), (4204, 4986567), (5274, 3974882), (5673, 3695316), (6306, 3324378), (7564, 2771487), (9083, 2307996), (9459, 2216252), (10548, 1987441), (11346, 1847658), (12612, 1662189), (17019, 1231772), (17873, 1172916), (18166, 1153998), (18918, 1108126), (22692, 923829), (27249, 769332), (32581, 643428), (34038, 615886), (35746, 586458), (36332, 576999), (37836, 554063), (53619, 390972), (54498, 384666), (64111, 326988), (65162, 321714), (68076, 307943), (71492, 293229), (81747, 256444), (97743, 214476), (107238, 195486), (108996, 192333), (128222, 163494), (130324, 160857)]