20132980915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{14851}}^1$

素因数の和:15303

約数の個数: 32

約数和(自身を含む): 26273782080

約数和(自身を除く): 6140801165

約数列:

[1, 5, 17, 41, 85, 205, 389, 697, 1945, 3485, 6613, 14851, 15949, 33065, 74255, 79745, 252467, 271133, 608891, 1262335, 1355665, 3044455, 5777039, 10351147, 28885195, 51755735, 98209663, 236858599, 491048315, 1184292995, 4026596183, 20132980915]

約数ペア:

[(1, 20132980915), (5, 4026596183), (17, 1184292995), (41, 491048315), (85, 236858599), (205, 98209663), (389, 51755735), (697, 28885195), (1945, 10351147), (3485, 5777039), (6613, 3044455), (14851, 1355665), (15949, 1262335), (33065, 608891), (74255, 271133), (79745, 252467)]