18803426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 31190400

約数和(自身を除く): 12386974

約数列:

[1, 2, 19, 29, 38, 58, 113, 151, 226, 302, 551, 1102, 2147, 2869, 3277, 4294, 4379, 5738, 6554, 8758, 17063, 34126, 62263, 83201, 124526, 166402, 324197, 494827, 648394, 989654, 9401713, 18803426]

約数ペア:

[(1, 18803426), (2, 9401713), (19, 989654), (29, 648394), (38, 494827), (58, 324197), (113, 166402), (151, 124526), (226, 83201), (302, 62263), (551, 34126), (1102, 17063), (2147, 8758), (2869, 6554), (3277, 5738), (4294, 4379)]