18682668

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1487}}^1$

素因数の和:1846

約数の個数: 36

約数和(自身を含む): 47392800

約数和(自身を除く): 28710132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 1487, 2094, 2974, 3141, 4188, 4461, 5948, 6282, 8922, 12564, 13383, 17844, 26766, 53532, 518963, 1037926, 1556889, 2075852, 3113778, 4670667, 6227556, 9341334, 18682668]

約数ペア:

[(1, 18682668), (2, 9341334), (3, 6227556), (4, 4670667), (6, 3113778), (9, 2075852), (12, 1556889), (18, 1037926), (36, 518963), (349, 53532), (698, 26766), (1047, 17844), (1396, 13383), (1487, 12564), (2094, 8922), (2974, 6282), (3141, 5948), (4188, 4461)]