18041936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4499

約数の個数: 40

約数和(自身を含む): 39801024

約数和(自身を除く): 21759088

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 4457, 8914, 17828, 35656, 49027, 71312, 98054, 102511, 196108, 205022, 392216, 410044, 784432, 820088, 1127621, 1640176, 2255242, 4510484, 9020968, 18041936]

約数ペア:

[(1, 18041936), (2, 9020968), (4, 4510484), (8, 2255242), (11, 1640176), (16, 1127621), (22, 820088), (23, 784432), (44, 410044), (46, 392216), (88, 205022), (92, 196108), (176, 102511), (184, 98054), (253, 71312), (368, 49027), (506, 35656), (1012, 17828), (2024, 8914), (4048, 4457)]