18604716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 47040000

約数和(自身を除く): 28435284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 239, 478, 499, 717, 956, 998, 1434, 1497, 1996, 2868, 2994, 3107, 5988, 6214, 6487, 9321, 12428, 12974, 18642, 19461, 25948, 37284, 38922, 77844, 119261, 238522, 357783, 477044, 715566, 1431132, 1550393, 3100786, 4651179, 6201572, 9302358, 18604716]

約数ペア:

[(1, 18604716), (2, 9302358), (3, 6201572), (4, 4651179), (6, 3100786), (12, 1550393), (13, 1431132), (26, 715566), (39, 477044), (52, 357783), (78, 238522), (156, 119261), (239, 77844), (478, 38922), (499, 37284), (717, 25948), (956, 19461), (998, 18642), (1434, 12974), (1497, 12428), (1996, 9321), (2868, 6487), (2994, 6214), (3107, 5988)]