388545648

素因数分解:

$2^4\times 3^1\times {\mathrm{389}}^1\times {\mathrm{20809}}^1$

素因数の和:21209

約数の個数: 40

約数和(自身を含む): 1006371600

約数和(自身を除く): 617825952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 389, 778, 1167, 1556, 2334, 3112, 4668, 6224, 9336, 18672, 20809, 41618, 62427, 83236, 124854, 166472, 249708, 332944, 499416, 998832, 8094701, 16189402, 24284103, 32378804, 48568206, 64757608, 97136412, 129515216, 194272824, 388545648]

約数ペア:

[(1, 388545648), (2, 194272824), (3, 129515216), (4, 97136412), (6, 64757608), (8, 48568206), (12, 32378804), (16, 24284103), (24, 16189402), (48, 8094701), (389, 998832), (778, 499416), (1167, 332944), (1556, 249708), (2334, 166472), (3112, 124854), (4668, 83236), (6224, 62427), (9336, 41618), (18672, 20809)]