18412408

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 39679200

約数和(自身を除く): 21266792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 1669, 2758, 3338, 5516, 6676, 11032, 11683, 13352, 23366, 46732, 93464, 328793, 657586, 1315172, 2301551, 2630344, 4603102, 9206204, 18412408]

約数ペア:

[(1, 18412408), (2, 9206204), (4, 4603102), (7, 2630344), (8, 2301551), (14, 1315172), (28, 657586), (56, 328793), (197, 93464), (394, 46732), (788, 23366), (1379, 13352), (1576, 11683), (1669, 11032), (2758, 6676), (3338, 5516)]