890753648

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{211681}}^1$

素因数の和:211952

約数の個数: 20

約数和(自身を含む): 1732405488

約数和(自身を除く): 841651840

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 211681, 423362, 846724, 1693448, 3386896, 55672103, 111344206, 222688412, 445376824, 890753648]

約数ペア:

[(1, 890753648), (2, 445376824), (4, 222688412), (8, 111344206), (16, 55672103), (263, 3386896), (526, 1693448), (1052, 846724), (2104, 423362), (4208, 211681)]