17779424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 38243520

約数和(自身を除く): 20464096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 541, 632, 1027, 1082, 1264, 2054, 2164, 2528, 4108, 4328, 7033, 8216, 8656, 14066, 16432, 17312, 28132, 32864, 42739, 56264, 85478, 112528, 170956, 225056, 341912, 555607, 683824, 1111214, 1367648, 2222428, 4444856, 8889712, 17779424]

約数ペア:

[(1, 17779424), (2, 8889712), (4, 4444856), (8, 2222428), (13, 1367648), (16, 1111214), (26, 683824), (32, 555607), (52, 341912), (79, 225056), (104, 170956), (158, 112528), (208, 85478), (316, 56264), (416, 42739), (541, 32864), (632, 28132), (1027, 17312), (1082, 16432), (1264, 14066), (2054, 8656), (2164, 8216), (2528, 7033), (4108, 4328)]