19139824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6397}}^1$

素因数の和:6433

約数の個数: 40

約数和(自身を含む): 42841008

約数和(自身を除く): 23701184

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6397, 12794, 25588, 51176, 70367, 102352, 108749, 140734, 217498, 281468, 434996, 562936, 869992, 1125872, 1196239, 1739984, 2392478, 4784956, 9569912, 19139824]

約数ペア:

[(1, 19139824), (2, 9569912), (4, 4784956), (8, 2392478), (11, 1739984), (16, 1196239), (17, 1125872), (22, 869992), (34, 562936), (44, 434996), (68, 281468), (88, 217498), (136, 140734), (176, 108749), (187, 102352), (272, 70367), (374, 51176), (748, 25588), (1496, 12794), (2992, 6397)]