16865128

素因数分解:

$2^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{659}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 36273600

約数和(自身を除く): 19408472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 457, 659, 914, 1318, 1828, 2636, 3199, 3656, 4613, 5272, 6398, 9226, 12796, 18452, 25592, 36904, 301163, 602326, 1204652, 2108141, 2409304, 4216282, 8432564, 16865128]

約数ペア:

[(1, 16865128), (2, 8432564), (4, 4216282), (7, 2409304), (8, 2108141), (14, 1204652), (28, 602326), (56, 301163), (457, 36904), (659, 25592), (914, 18452), (1318, 12796), (1828, 9226), (2636, 6398), (3199, 5272), (3656, 4613)]