18372872

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4153}}^1$

素因数の和:4245

約数の個数: 32

約数和(自身を含む): 39878400

約数和(自身を除く): 21505528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4153, 4424, 8306, 16612, 29071, 33224, 58142, 116284, 232568, 328087, 656174, 1312348, 2296609, 2624696, 4593218, 9186436, 18372872]

約数ペア:

[(1, 18372872), (2, 9186436), (4, 4593218), (7, 2624696), (8, 2296609), (14, 1312348), (28, 656174), (56, 328087), (79, 232568), (158, 116284), (316, 58142), (553, 33224), (632, 29071), (1106, 16612), (2212, 8306), (4153, 4424)]