20113077608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{25639}}^1$

素因数の和:26074

約数の個数: 64

約数和(自身を含む): 42859824000

約数和(自身を除く): 22746746392

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 397, 494, 794, 988, 1588, 1976, 3176, 5161, 7543, 10322, 15086, 20644, 25639, 30172, 41288, 51278, 60344, 98059, 102556, 196118, 205112, 333307, 392236, 487141, 666614, 784472, 974282, 1333228, 1948564, 2666456, 3897128, 6332833, 10178683, 12665666, 20357366, 25331332, 40714732, 50662664, 81429464, 132322879, 193394977, 264645758, 386789954, 529291516, 773579908, 1058583032, 1547159816, 2514134701, 5028269402, 10056538804, 20113077608]

約数ペア:

[(1, 20113077608), (2, 10056538804), (4, 5028269402), (8, 2514134701), (13, 1547159816), (19, 1058583032), (26, 773579908), (38, 529291516), (52, 386789954), (76, 264645758), (104, 193394977), (152, 132322879), (247, 81429464), (397, 50662664), (494, 40714732), (794, 25331332), (988, 20357366), (1588, 12665666), (1976, 10178683), (3176, 6332833), (5161, 3897128), (7543, 2666456), (10322, 1948564), (15086, 1333228), (20644, 974282), (25639, 784472), (30172, 666614), (41288, 487141), (51278, 392236), (60344, 333307), (98059, 205112), (102556, 196118)]