20454222

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 26201778

約数列:

[1, 2, 3, 6, 19, 23, 29, 38, 46, 57, 58, 69, 87, 114, 138, 174, 269, 437, 538, 551, 667, 807, 874, 1102, 1311, 1334, 1614, 1653, 2001, 2622, 3306, 4002, 5111, 6187, 7801, 10222, 12374, 12673, 15333, 15602, 18561, 23403, 25346, 30666, 37122, 38019, 46806, 76038, 117553, 148219, 179423, 235106, 296438, 352659, 358846, 444657, 538269, 705318, 889314, 1076538, 3409037, 6818074, 10227111, 20454222]

約数ペア:

[(1, 20454222), (2, 10227111), (3, 6818074), (6, 3409037), (19, 1076538), (23, 889314), (29, 705318), (38, 538269), (46, 444657), (57, 358846), (58, 352659), (69, 296438), (87, 235106), (114, 179423), (138, 148219), (174, 117553), (269, 76038), (437, 46806), (538, 38019), (551, 37122), (667, 30666), (807, 25346), (874, 23403), (1102, 18561), (1311, 15602), (1334, 15333), (1614, 12673), (1653, 12374), (2001, 10222), (2622, 7801), (3306, 6187), (4002, 5111)]