20145496428

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1103}}^1\times {\mathrm{8599}}^1$

素因数の和:9771

約数の個数: 72

約数和(自身を含む): 51839424000

約数和(自身を除く): 31693927572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 1103, 2124, 2206, 3309, 4412, 6618, 8599, 9927, 13236, 17198, 19854, 25797, 34396, 39708, 51594, 65077, 77391, 103188, 130154, 154782, 195231, 260308, 309564, 390462, 507341, 585693, 780924, 1014682, 1171386, 1522023, 2029364, 2342772, 3044046, 4566069, 6088092, 9132138, 9484697, 18264276, 18969394, 28454091, 37938788, 56908182, 85362273, 113816364, 170724546, 341449092, 559597123, 1119194246, 1678791369, 2238388492, 3357582738, 5036374107, 6715165476, 10072748214, 20145496428]

約数ペア:

[(1, 20145496428), (2, 10072748214), (3, 6715165476), (4, 5036374107), (6, 3357582738), (9, 2238388492), (12, 1678791369), (18, 1119194246), (36, 559597123), (59, 341449092), (118, 170724546), (177, 113816364), (236, 85362273), (354, 56908182), (531, 37938788), (708, 28454091), (1062, 18969394), (1103, 18264276), (2124, 9484697), (2206, 9132138), (3309, 6088092), (4412, 4566069), (6618, 3044046), (8599, 2342772), (9927, 2029364), (13236, 1522023), (17198, 1171386), (19854, 1014682), (25797, 780924), (34396, 585693), (39708, 507341), (51594, 390462), (65077, 309564), (77391, 260308), (103188, 195231), (130154, 154782)]