20110513948

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{396157}}^1$

素因数の和:396219

約数の個数: 48

約数和(自身を含む): 42151211200

約数和(自身を除く): 22040697252

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 343, 518, 686, 1036, 1372, 1813, 3626, 7252, 12691, 25382, 50764, 396157, 792314, 1584628, 2773099, 5546198, 11092396, 14657809, 19411693, 29315618, 38823386, 58631236, 77646772, 102604663, 135881851, 205209326, 271763702, 410418652, 543527404, 718232641, 1436465282, 2872930564, 5027628487, 10055256974, 20110513948]

約数ペア:

[(1, 20110513948), (2, 10055256974), (4, 5027628487), (7, 2872930564), (14, 1436465282), (28, 718232641), (37, 543527404), (49, 410418652), (74, 271763702), (98, 205209326), (148, 135881851), (196, 102604663), (259, 77646772), (343, 58631236), (518, 38823386), (686, 29315618), (1036, 19411693), (1372, 14657809), (1813, 11092396), (3626, 5546198), (7252, 2773099), (12691, 1584628), (25382, 792314), (50764, 396157)]