68976688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20665

約数の個数: 40

約数和(自身を含む): 153472320

約数和(自身を除く): 84495632

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 20627, 41254, 82508, 165016, 226897, 330032, 391913, 453794, 783826, 907588, 1567652, 1815176, 3135304, 3630352, 4311043, 6270608, 8622086, 17244172, 34488344, 68976688]

約数ペア:

[(1, 68976688), (2, 34488344), (4, 17244172), (8, 8622086), (11, 6270608), (16, 4311043), (19, 3630352), (22, 3135304), (38, 1815176), (44, 1567652), (76, 907588), (88, 783826), (152, 453794), (176, 391913), (209, 330032), (304, 226897), (418, 165016), (836, 82508), (1672, 41254), (3344, 20627)]