20180376

素因数分解:

$2^3\times 3^2\times {\mathrm{241}}^1\times {\mathrm{1163}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 54929160

約数和(自身を除く): 34748784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 241, 482, 723, 964, 1163, 1446, 1928, 2169, 2326, 2892, 3489, 4338, 4652, 5784, 6978, 8676, 9304, 10467, 13956, 17352, 20934, 27912, 41868, 83736, 280283, 560566, 840849, 1121132, 1681698, 2242264, 2522547, 3363396, 5045094, 6726792, 10090188, 20180376]

約数ペア:

[(1, 20180376), (2, 10090188), (3, 6726792), (4, 5045094), (6, 3363396), (8, 2522547), (9, 2242264), (12, 1681698), (18, 1121132), (24, 840849), (36, 560566), (72, 280283), (241, 83736), (482, 41868), (723, 27912), (964, 20934), (1163, 17352), (1446, 13956), (1928, 10467), (2169, 9304), (2326, 8676), (2892, 6978), (3489, 5784), (4338, 4652)]