20175765764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1393739}}^1$

素因数の和:1393808

約数の個数: 48

約数和(自身を含む): 44956477440

約数和(自身を除く): 24780711676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 3619, 7238, 14476, 1393739, 2787478, 5574956, 9756173, 15331129, 19512346, 30662258, 39024692, 61324516, 65505733, 107317903, 131011466, 214635806, 262022932, 429271612, 458540131, 720563063, 917080262, 1441126126, 1834160524, 2882252252, 5043941441, 10087882882, 20175765764]

約数ペア:

[(1, 20175765764), (2, 10087882882), (4, 5043941441), (7, 2882252252), (11, 1834160524), (14, 1441126126), (22, 917080262), (28, 720563063), (44, 458540131), (47, 429271612), (77, 262022932), (94, 214635806), (154, 131011466), (188, 107317903), (308, 65505733), (329, 61324516), (517, 39024692), (658, 30662258), (1034, 19512346), (1316, 15331129), (2068, 9756173), (3619, 5574956), (7238, 2787478), (14476, 1393739)]