19037514

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 23263926

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 67, 69, 71, 87, 134, 138, 142, 174, 201, 213, 402, 426, 667, 1334, 1541, 1633, 1943, 2001, 2059, 3082, 3266, 3886, 4002, 4118, 4623, 4757, 4899, 5829, 6177, 9246, 9514, 9798, 11658, 12354, 14271, 28542, 44689, 47357, 89378, 94714, 109411, 134067, 137953, 142071, 218822, 268134, 275906, 284142, 328233, 413859, 656466, 827718, 3172919, 6345838, 9518757, 19037514]

約数ペア:

[(1, 19037514), (2, 9518757), (3, 6345838), (6, 3172919), (23, 827718), (29, 656466), (46, 413859), (58, 328233), (67, 284142), (69, 275906), (71, 268134), (87, 218822), (134, 142071), (138, 137953), (142, 134067), (174, 109411), (201, 94714), (213, 89378), (402, 47357), (426, 44689), (667, 28542), (1334, 14271), (1541, 12354), (1633, 11658), (1943, 9798), (2001, 9514), (2059, 9246), (3082, 6177), (3266, 5829), (3886, 4899), (4002, 4757), (4118, 4623)]