20226787164

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{857}}^1\times {\mathrm{2551}}^1$

素因数の和:3675

約数の個数: 72

約数和(自身を含む): 51407804448

約数和(自身を除く): 31181017284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 857, 1028, 1542, 1714, 2313, 2551, 2571, 3084, 3428, 4626, 5102, 5142, 7653, 7713, 9252, 10204, 10284, 15306, 15426, 22959, 30612, 30852, 45918, 91836, 220249, 440498, 655607, 660747, 880996, 1311214, 1321494, 1966821, 1982241, 2186207, 2622428, 2642988, 3933642, 3964482, 4372414, 5900463, 6558621, 7867284, 7928964, 8744828, 11800926, 13117242, 19675863, 23601852, 26234484, 39351726, 78703452, 561855199, 1123710398, 1685565597, 2247420796, 3371131194, 5056696791, 6742262388, 10113393582, 20226787164]

約数ペア:

[(1, 20226787164), (2, 10113393582), (3, 6742262388), (4, 5056696791), (6, 3371131194), (9, 2247420796), (12, 1685565597), (18, 1123710398), (36, 561855199), (257, 78703452), (514, 39351726), (771, 26234484), (857, 23601852), (1028, 19675863), (1542, 13117242), (1714, 11800926), (2313, 8744828), (2551, 7928964), (2571, 7867284), (3084, 6558621), (3428, 5900463), (4626, 4372414), (5102, 3964482), (5142, 3933642), (7653, 2642988), (7713, 2622428), (9252, 2186207), (10204, 1982241), (10284, 1966821), (15306, 1321494), (15426, 1311214), (22959, 880996), (30612, 660747), (30852, 655607), (45918, 440498), (91836, 220249)]