20178586323

素因数分解:

$3^3\times 7^1\times {\mathrm{20719}}^1\times {\mathrm{5153}}^1$

素因数の和:25888

約数の個数: 32

約数和(自身を含む): 34173081600

約数和(自身を除く): 13994495277

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 5153, 15459, 20719, 36071, 46377, 62157, 108213, 139131, 145033, 186471, 324639, 435099, 559413, 973917, 1305297, 3915891, 106765007, 320295021, 747355049, 960885063, 2242065147, 2882655189, 6726195441, 20178586323]

約数ペア:

[(1, 20178586323), (3, 6726195441), (7, 2882655189), (9, 2242065147), (21, 960885063), (27, 747355049), (63, 320295021), (189, 106765007), (5153, 3915891), (15459, 1305297), (20719, 973917), (36071, 559413), (46377, 435099), (62157, 324639), (108213, 186471), (139131, 145033)]