19690704

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 62210304

約数和(自身を除く): 42519600

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 401, 496, 528, 558, 682, 744, 792, 802, 1023, 1116, 1203, 1364, 1488, 1584, 1604, 2046, 2232, 2406, 2728, 3069, 3208, 3609, 4092, 4411, 4464, 4812, 5456, 6138, 6416, 7218, 8184, 8822, 9624, 12276, 12431, 13233, 14436, 16368, 17644, 19248, 24552, 24862, 26466, 28872, 35288, 37293, 39699, 49104, 49724, 52932, 57744, 70576, 74586, 79398, 99448, 105864, 111879, 136741, 149172, 158796, 198896, 211728, 223758, 273482, 298344, 317592, 410223, 447516, 546964, 596688, 635184, 820446, 895032, 1093928, 1230669, 1640892, 1790064, 2187856, 2461338, 3281784, 4922676, 6563568, 9845352, 19690704]

約数ペア:

[(1, 19690704), (2, 9845352), (3, 6563568), (4, 4922676), (6, 3281784), (8, 2461338), (9, 2187856), (11, 1790064), (12, 1640892), (16, 1230669), (18, 1093928), (22, 895032), (24, 820446), (31, 635184), (33, 596688), (36, 546964), (44, 447516), (48, 410223), (62, 317592), (66, 298344), (72, 273482), (88, 223758), (93, 211728), (99, 198896), (124, 158796), (132, 149172), (144, 136741), (176, 111879), (186, 105864), (198, 99448), (248, 79398), (264, 74586), (279, 70576), (341, 57744), (372, 52932), (396, 49724), (401, 49104), (496, 39699), (528, 37293), (558, 35288), (682, 28872), (744, 26466), (792, 24862), (802, 24552), (1023, 19248), (1116, 17644), (1203, 16368), (1364, 14436), (1488, 13233), (1584, 12431), (1604, 12276), (2046, 9624), (2232, 8822), (2406, 8184), (2728, 7218), (3069, 6416), (3208, 6138), (3609, 5456), (4092, 4812), (4411, 4464)]