19904076

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 36402804

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 37, 51, 54, 68, 74, 102, 108, 111, 148, 153, 204, 222, 293, 306, 333, 444, 459, 586, 612, 629, 666, 879, 918, 999, 1172, 1258, 1332, 1758, 1836, 1887, 1998, 2516, 2637, 3516, 3774, 3996, 4981, 5274, 5661, 7548, 7911, 9962, 10548, 10841, 11322, 14943, 15822, 16983, 19924, 21682, 22644, 29886, 31644, 32523, 33966, 43364, 44829, 59772, 65046, 67932, 89658, 97569, 130092, 134487, 179316, 184297, 195138, 268974, 292707, 368594, 390276, 537948, 552891, 585414, 737188, 1105782, 1170828, 1658673, 2211564, 3317346, 4976019, 6634692, 9952038, 19904076]

約数ペア:

[(1, 19904076), (2, 9952038), (3, 6634692), (4, 4976019), (6, 3317346), (9, 2211564), (12, 1658673), (17, 1170828), (18, 1105782), (27, 737188), (34, 585414), (36, 552891), (37, 537948), (51, 390276), (54, 368594), (68, 292707), (74, 268974), (102, 195138), (108, 184297), (111, 179316), (148, 134487), (153, 130092), (204, 97569), (222, 89658), (293, 67932), (306, 65046), (333, 59772), (444, 44829), (459, 43364), (586, 33966), (612, 32523), (629, 31644), (666, 29886), (879, 22644), (918, 21682), (999, 19924), (1172, 16983), (1258, 15822), (1332, 14943), (1758, 11322), (1836, 10841), (1887, 10548), (1998, 9962), (2516, 7911), (2637, 7548), (3516, 5661), (3774, 5274), (3996, 4981)]