17998548904

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1344781}}^1$

素因数の和:1345033

約数の個数: 32

約数和(自身を含む): 38729721600

約数和(自身を除く): 20731172696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 956, 1673, 1912, 3346, 6692, 13384, 1344781, 2689562, 5379124, 9413467, 10758248, 18826934, 37653868, 75307736, 321402659, 642805318, 1285610636, 2249818613, 2571221272, 4499637226, 8999274452, 17998548904]

約数ペア:

[(1, 17998548904), (2, 8999274452), (4, 4499637226), (7, 2571221272), (8, 2249818613), (14, 1285610636), (28, 642805318), (56, 321402659), (239, 75307736), (478, 37653868), (956, 18826934), (1673, 10758248), (1912, 9413467), (3346, 5379124), (6692, 2689562), (13384, 1344781)]