19271312

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 39606840

約数和(自身を除く): 20335528

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 82, 116, 164, 232, 328, 464, 656, 1013, 1189, 2026, 2378, 4052, 4756, 8104, 9512, 16208, 19024, 29377, 41533, 58754, 83066, 117508, 166132, 235016, 332264, 470032, 664528, 1204457, 2408914, 4817828, 9635656, 19271312]

約数ペア:

[(1, 19271312), (2, 9635656), (4, 4817828), (8, 2408914), (16, 1204457), (29, 664528), (41, 470032), (58, 332264), (82, 235016), (116, 166132), (164, 117508), (232, 83066), (328, 58754), (464, 41533), (656, 29377), (1013, 19024), (1189, 16208), (2026, 9512), (2378, 8104), (4052, 4756)]