20347841271

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{48313}}^1$

素因数の和:48495

約数の個数: 32

約数和(自身を含む): 28942018560

約数和(自身を除く): 8594177289

約数列:

[1, 3, 29, 47, 87, 103, 141, 309, 1363, 2987, 4089, 4841, 8961, 14523, 48313, 140389, 144939, 421167, 1401077, 2270711, 4203231, 4976239, 6812133, 14928717, 65850619, 144310931, 197551857, 233883233, 432932793, 701649699, 6782613757, 20347841271]

約数ペア:

[(1, 20347841271), (3, 6782613757), (29, 701649699), (47, 432932793), (87, 233883233), (103, 197551857), (141, 144310931), (309, 65850619), (1363, 14928717), (2987, 6812133), (4089, 4976239), (4841, 4203231), (8961, 2270711), (14523, 1401077), (48313, 421167), (140389, 144939)]