20383896248

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{86311}}^1$

素因数の和:86927

約数の個数: 32

約数和(自身を含む): 39011297760

約数和(自身を除く): 18627401512

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 557, 1114, 2228, 4456, 29521, 59042, 86311, 118084, 172622, 236168, 345244, 690488, 4574483, 9148966, 18297932, 36595864, 48075227, 96150454, 192300908, 384601816, 2547987031, 5095974062, 10191948124, 20383896248]

約数ペア:

[(1, 20383896248), (2, 10191948124), (4, 5095974062), (8, 2547987031), (53, 384601816), (106, 192300908), (212, 96150454), (424, 48075227), (557, 36595864), (1114, 18297932), (2228, 9148966), (4456, 4574483), (29521, 690488), (59042, 345244), (86311, 236168), (118084, 172622)]