18370804

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 34338304

約数和(自身を除く): 15967500

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 127, 172, 254, 508, 841, 1247, 1682, 2494, 3364, 3683, 4988, 5461, 7366, 10922, 14732, 21844, 36163, 72326, 106807, 144652, 158369, 213614, 316738, 427228, 633476, 4592701, 9185402, 18370804]

約数ペア:

[(1, 18370804), (2, 9185402), (4, 4592701), (29, 633476), (43, 427228), (58, 316738), (86, 213614), (116, 158369), (127, 144652), (172, 106807), (254, 72326), (508, 36163), (841, 21844), (1247, 14732), (1682, 10922), (2494, 7366), (3364, 5461), (3683, 4988)]