1990117822

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{29437}}^1$

素因数の和:29896

約数の個数: 32

約数和(自身を含む): 3730383360

約数和(自身を除く): 1740265538

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 439, 878, 3073, 4829, 6146, 9658, 29437, 33803, 58874, 67606, 206059, 323807, 412118, 647614, 2266649, 4533298, 12922843, 25845686, 90459901, 142151273, 180919802, 284302546, 995058911, 1990117822]

約数ペア:

[(1, 1990117822), (2, 995058911), (7, 284302546), (11, 180919802), (14, 142151273), (22, 90459901), (77, 25845686), (154, 12922843), (439, 4533298), (878, 2266649), (3073, 647614), (4829, 412118), (6146, 323807), (9658, 206059), (29437, 67606), (33803, 58874)]