1999774054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 3432844800

約数和(自身を除く): 1433070746

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 257, 307, 437, 514, 551, 614, 667, 874, 1102, 1334, 4883, 5833, 5911, 7061, 7453, 8903, 9766, 11666, 11822, 12673, 14122, 14906, 17806, 25346, 78899, 112309, 134159, 141607, 157798, 169157, 171419, 204769, 224618, 268318, 283214, 338314, 342838, 409538, 1499081, 1814677, 2288071, 2998162, 3256961, 3629354, 3890611, 4576142, 6513922, 7781222, 34478863, 43473349, 52625633, 68957726, 86946698, 105251266, 999887027, 1999774054]

約数ペア:

[(1, 1999774054), (2, 999887027), (19, 105251266), (23, 86946698), (29, 68957726), (38, 52625633), (46, 43473349), (58, 34478863), (257, 7781222), (307, 6513922), (437, 4576142), (514, 3890611), (551, 3629354), (614, 3256961), (667, 2998162), (874, 2288071), (1102, 1814677), (1334, 1499081), (4883, 409538), (5833, 342838), (5911, 338314), (7061, 283214), (7453, 268318), (8903, 224618), (9766, 204769), (11666, 171419), (11822, 169157), (12673, 157798), (14122, 141607), (14906, 134159), (17806, 112309), (25346, 78899)]