20512191570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2768177}}^1$

素因数の和:2768219

約数の個数: 64

約数和(自身を含む): 55806468480

約数和(自身を除く): 35294276910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 2768177, 5536354, 8304531, 13840885, 16609062, 27681770, 35986301, 41522655, 52595363, 71972602, 83045310, 105190726, 107958903, 157786089, 179931505, 215917806, 262976815, 315572178, 359863010, 525953630, 539794515, 683739719, 788930445, 1079589030, 1367479438, 1577860890, 2051219157, 3418698595, 4102438314, 6837397190, 10256095785, 20512191570]

約数ペア:

[(1, 20512191570), (2, 10256095785), (3, 6837397190), (5, 4102438314), (6, 3418698595), (10, 2051219157), (13, 1577860890), (15, 1367479438), (19, 1079589030), (26, 788930445), (30, 683739719), (38, 539794515), (39, 525953630), (57, 359863010), (65, 315572178), (78, 262976815), (95, 215917806), (114, 179931505), (130, 157786089), (190, 107958903), (195, 105190726), (247, 83045310), (285, 71972602), (390, 52595363), (494, 41522655), (570, 35986301), (741, 27681770), (1235, 16609062), (1482, 13840885), (2470, 8304531), (3705, 5536354), (7410, 2768177)]