20103776991

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1\times {\mathrm{467}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 30932928000

約数和(自身を除く): 10829151009

約数列:

[1, 3, 9, 27, 53, 67, 159, 201, 449, 467, 477, 603, 1347, 1401, 1431, 1809, 3551, 4041, 4203, 10653, 12123, 12609, 23797, 24751, 30083, 31289, 31959, 71391, 74253, 90249, 93867, 95877, 209683, 214173, 222759, 270747, 281601, 629049, 642519, 668277, 812241, 844803, 1594399, 1658317, 1887147, 4783197, 4974951, 5661441, 11113199, 14048761, 14349591, 14924853, 33339597, 42146283, 43048773, 44774559, 100018791, 126438849, 300056373, 379316547, 744584333, 2233752999, 6701258997, 20103776991]

約数ペア:

[(1, 20103776991), (3, 6701258997), (9, 2233752999), (27, 744584333), (53, 379316547), (67, 300056373), (159, 126438849), (201, 100018791), (449, 44774559), (467, 43048773), (477, 42146283), (603, 33339597), (1347, 14924853), (1401, 14349591), (1431, 14048761), (1809, 11113199), (3551, 5661441), (4041, 4974951), (4203, 4783197), (10653, 1887147), (12123, 1658317), (12609, 1594399), (23797, 844803), (24751, 812241), (30083, 668277), (31289, 642519), (31959, 629049), (71391, 281601), (74253, 270747), (90249, 222759), (93867, 214173), (95877, 209683)]