20164653955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{355669}}^1$

素因数の和:355743

約数の個数: 32

約数和(自身を含む): 27656899200

約数和(自身を除く): 7492245245

約数列:

[1, 5, 17, 23, 29, 85, 115, 145, 391, 493, 667, 1955, 2465, 3335, 11339, 56695, 355669, 1778345, 6046373, 8180387, 10314401, 30231865, 40901935, 51572005, 139066579, 175344817, 237231223, 695332895, 876724085, 1186156115, 4032930791, 20164653955]

約数ペア:

[(1, 20164653955), (5, 4032930791), (17, 1186156115), (23, 876724085), (29, 695332895), (85, 237231223), (115, 175344817), (145, 139066579), (391, 51572005), (493, 40901935), (667, 30231865), (1955, 10314401), (2465, 8180387), (3335, 6046373), (11339, 1778345), (56695, 355669)]