18088408

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 38935080

約数和(自身を除く): 20846672

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 787, 884, 1352, 1574, 1768, 2873, 3148, 5746, 6296, 10231, 11492, 13379, 20462, 22984, 26758, 40924, 53516, 81848, 107032, 133003, 173927, 266006, 347854, 532012, 695708, 1064024, 1391416, 2261051, 4522102, 9044204, 18088408]

約数ペア:

[(1, 18088408), (2, 9044204), (4, 4522102), (8, 2261051), (13, 1391416), (17, 1064024), (26, 695708), (34, 532012), (52, 347854), (68, 266006), (104, 173927), (136, 133003), (169, 107032), (221, 81848), (338, 53516), (442, 40924), (676, 26758), (787, 22984), (884, 20462), (1352, 13379), (1574, 11492), (1768, 10231), (2873, 6296), (3148, 5746)]