20131720558

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1\times {\mathrm{1097}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 30680052480

約数和(自身を除く): 10548331922

約数列:

[1, 2, 139, 251, 263, 278, 502, 526, 1097, 2194, 34889, 36557, 66013, 69778, 73114, 132026, 152483, 275347, 288511, 304966, 550694, 577022, 9175807, 18351614, 38273233, 40103029, 72416261, 76546466, 80206058, 144832522, 10065860279, 20131720558]

約数ペア:

[(1, 20131720558), (2, 10065860279), (139, 144832522), (251, 80206058), (263, 76546466), (278, 72416261), (502, 40103029), (526, 38273233), (1097, 18351614), (2194, 9175807), (34889, 577022), (36557, 550694), (66013, 304966), (69778, 288511), (73114, 275347), (132026, 152483)]