15681848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1657}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 36409680

約数和(自身を除く): 20727832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1657, 2366, 3314, 4732, 6628, 9464, 11599, 13256, 21541, 23198, 43082, 46396, 86164, 92792, 150787, 172328, 280033, 301574, 560066, 603148, 1120132, 1206296, 1960231, 2240264, 3920462, 7840924, 15681848]

約数ペア:

[(1, 15681848), (2, 7840924), (4, 3920462), (7, 2240264), (8, 1960231), (13, 1206296), (14, 1120132), (26, 603148), (28, 560066), (52, 301574), (56, 280033), (91, 172328), (104, 150787), (169, 92792), (182, 86164), (338, 46396), (364, 43082), (676, 23198), (728, 21541), (1183, 13256), (1352, 11599), (1657, 9464), (2366, 6628), (3314, 4732)]