20900317698

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{355847}}^1$

素因数の和:356119

約数の個数: 48

約数和(自身を含む): 48961838016

約数和(自身を除く): 28061520318

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 251, 502, 753, 1506, 2259, 3263, 4518, 6526, 9789, 19578, 29367, 58734, 355847, 711694, 1067541, 2135082, 3202623, 4626011, 6405246, 9252022, 13878033, 27756066, 41634099, 83268198, 89317597, 178635194, 267952791, 535905582, 803858373, 1161128761, 1607716746, 2322257522, 3483386283, 6966772566, 10450158849, 20900317698]

約数ペア:

[(1, 20900317698), (2, 10450158849), (3, 6966772566), (6, 3483386283), (9, 2322257522), (13, 1607716746), (18, 1161128761), (26, 803858373), (39, 535905582), (78, 267952791), (117, 178635194), (234, 89317597), (251, 83268198), (502, 41634099), (753, 27756066), (1506, 13878033), (2259, 9252022), (3263, 6405246), (4518, 4626011), (6526, 3202623), (9789, 2135082), (19578, 1067541), (29367, 711694), (58734, 355847)]