19489163914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 32972562432

約数和(自身を除く): 13483398518

約数列:

[1, 2, 11, 22, 47, 94, 157, 271, 314, 443, 517, 542, 886, 1034, 1727, 2981, 3454, 4873, 5962, 7379, 9746, 12737, 14758, 20821, 25474, 41642, 42547, 69551, 81169, 85094, 120053, 139102, 140107, 162338, 229031, 240106, 280214, 458062, 468017, 765061, 936034, 1320583, 1530122, 1999709, 2641166, 3268897, 3999418, 5642491, 6537794, 11284982, 18848321, 21996799, 35957867, 37696642, 43993598, 62067401, 71915734, 124134802, 207331531, 414663062, 885871087, 1771742174, 9744581957, 19489163914]

約数ペア:

[(1, 19489163914), (2, 9744581957), (11, 1771742174), (22, 885871087), (47, 414663062), (94, 207331531), (157, 124134802), (271, 71915734), (314, 62067401), (443, 43993598), (517, 37696642), (542, 35957867), (886, 21996799), (1034, 18848321), (1727, 11284982), (2981, 6537794), (3454, 5642491), (4873, 3999418), (5962, 3268897), (7379, 2641166), (9746, 1999709), (12737, 1530122), (14758, 1320583), (20821, 936034), (25474, 765061), (41642, 468017), (42547, 458062), (69551, 280214), (81169, 240106), (85094, 229031), (120053, 162338), (139102, 140107)]