19439968126

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1\times {\mathrm{2531}}^1$

素因数の和:2717

約数の個数: 48

約数和(自身を含む): 31289200128

約数和(自身を除く): 11849232002

約数列:

[1, 2, 31, 43, 62, 67, 86, 134, 1333, 1849, 2077, 2531, 2666, 2881, 3698, 4154, 5062, 5762, 57319, 78461, 89311, 108833, 114638, 123883, 156922, 169577, 178622, 217666, 247766, 339154, 3373823, 3840373, 4679819, 5256887, 6747646, 7291811, 7680746, 9359638, 10513774, 14583622, 145074389, 226046141, 290148778, 313547873, 452092282, 627095746, 9719984063, 19439968126]

約数ペア:

[(1, 19439968126), (2, 9719984063), (31, 627095746), (43, 452092282), (62, 313547873), (67, 290148778), (86, 226046141), (134, 145074389), (1333, 14583622), (1849, 10513774), (2077, 9359638), (2531, 7680746), (2666, 7291811), (2881, 6747646), (3698, 5256887), (4154, 4679819), (5062, 3840373), (5762, 3373823), (57319, 339154), (78461, 247766), (89311, 217666), (108833, 178622), (114638, 169577), (123883, 156922)]