20105639676

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2137}}^1\times {\mathrm{4931}}^1$

素因数の和:7131

約数の個数: 72

約数和(自身を含む): 51816243024

約数和(自身を除く): 31710603348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 2137, 4274, 4931, 6411, 8548, 9862, 12822, 14793, 19233, 19724, 25644, 29586, 38466, 44379, 59172, 76932, 88758, 113261, 177516, 226522, 261343, 339783, 453044, 522686, 679566, 784029, 1019349, 1045372, 1359132, 1568058, 2038698, 2352087, 3136116, 4077396, 4704174, 9408348, 10537547, 21075094, 31612641, 42150188, 63225282, 94837923, 126450564, 189675846, 379351692, 558489991, 1116979982, 1675469973, 2233959964, 3350939946, 5026409919, 6701879892, 10052819838, 20105639676]

約数ペア:

[(1, 20105639676), (2, 10052819838), (3, 6701879892), (4, 5026409919), (6, 3350939946), (9, 2233959964), (12, 1675469973), (18, 1116979982), (36, 558489991), (53, 379351692), (106, 189675846), (159, 126450564), (212, 94837923), (318, 63225282), (477, 42150188), (636, 31612641), (954, 21075094), (1908, 10537547), (2137, 9408348), (4274, 4704174), (4931, 4077396), (6411, 3136116), (8548, 2352087), (9862, 2038698), (12822, 1568058), (14793, 1359132), (19233, 1045372), (19724, 1019349), (25644, 784029), (29586, 679566), (38466, 522686), (44379, 453044), (59172, 339783), (76932, 261343), (88758, 226522), (113261, 177516)]