20056504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6221}}^1$

素因数の和:6271

約数の個数: 32

約数和(自身を含む): 41811840

約数和(自身を除く): 21755336

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6221, 12442, 24884, 49768, 80873, 161746, 192851, 323492, 385702, 646984, 771404, 1542808, 2507063, 5014126, 10028252, 20056504]

約数ペア:

[(1, 20056504), (2, 10028252), (4, 5014126), (8, 2507063), (13, 1542808), (26, 771404), (31, 646984), (52, 385702), (62, 323492), (104, 192851), (124, 161746), (248, 80873), (403, 49768), (806, 24884), (1612, 12442), (3224, 6221)]