20558748652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1\times {\mathrm{10169}}^1$

素因数の和:12490

約数の個数: 48

約数和(自身を含む): 41046445440

約数和(自身を除く): 20487696788

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 2287, 4574, 9148, 10169, 20338, 29731, 38879, 40676, 59462, 77758, 118924, 132197, 155516, 172873, 264394, 345746, 505427, 528788, 691492, 1010854, 2021708, 2247349, 4494698, 8989396, 23256503, 46513006, 93026012, 302334539, 395360551, 604669078, 790721102, 1209338156, 1581442204, 5139687163, 10279374326, 20558748652]

約数ペア:

[(1, 20558748652), (2, 10279374326), (4, 5139687163), (13, 1581442204), (17, 1209338156), (26, 790721102), (34, 604669078), (52, 395360551), (68, 302334539), (221, 93026012), (442, 46513006), (884, 23256503), (2287, 8989396), (4574, 4494698), (9148, 2247349), (10169, 2021708), (20338, 1010854), (29731, 691492), (38879, 528788), (40676, 505427), (59462, 345746), (77758, 264394), (118924, 172873), (132197, 155516)]