20512695536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{426353}}^1$

素因数の和:426489

約数の個数: 40

約数和(自身を含む): 41448430464

約数和(自身を除く): 20935734928

約数列:

[1, 2, 4, 8, 16, 31, 62, 97, 124, 194, 248, 388, 496, 776, 1552, 3007, 6014, 12028, 24056, 48112, 426353, 852706, 1705412, 3410824, 6821648, 13216943, 26433886, 41356241, 52867772, 82712482, 105735544, 165424964, 211471088, 330849928, 661699856, 1282043471, 2564086942, 5128173884, 10256347768, 20512695536]

約数ペア:

[(1, 20512695536), (2, 10256347768), (4, 5128173884), (8, 2564086942), (16, 1282043471), (31, 661699856), (62, 330849928), (97, 211471088), (124, 165424964), (194, 105735544), (248, 82712482), (388, 52867772), (496, 41356241), (776, 26433886), (1552, 13216943), (3007, 6821648), (6014, 3410824), (12028, 1705412), (24056, 852706), (48112, 426353)]