18970128

素因数分解:

$2^4\times 3^2\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1396

約数の個数: 60

約数和(自身を含む): 53647360

約数和(自身を除く): 34677232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 103, 144, 206, 309, 412, 618, 824, 927, 1236, 1279, 1648, 1854, 2472, 2558, 3708, 3837, 4944, 5116, 7416, 7674, 10232, 11511, 14832, 15348, 20464, 23022, 30696, 46044, 61392, 92088, 131737, 184176, 263474, 395211, 526948, 790422, 1053896, 1185633, 1580844, 2107792, 2371266, 3161688, 4742532, 6323376, 9485064, 18970128]

約数ペア:

[(1, 18970128), (2, 9485064), (3, 6323376), (4, 4742532), (6, 3161688), (8, 2371266), (9, 2107792), (12, 1580844), (16, 1185633), (18, 1053896), (24, 790422), (36, 526948), (48, 395211), (72, 263474), (103, 184176), (144, 131737), (206, 92088), (309, 61392), (412, 46044), (618, 30696), (824, 23022), (927, 20464), (1236, 15348), (1279, 14832), (1648, 11511), (1854, 10232), (2472, 7674), (2558, 7416), (3708, 5116), (3837, 4944)]