20176207961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1\times {\mathrm{5987}}^1$

素因数の和:7313

約数の個数: 32

約数和(自身を含む): 25712951040

約数和(自身を除く): 5536743079

約数列:

[1, 7, 13, 29, 91, 203, 377, 1277, 2639, 5987, 8939, 16601, 37033, 41909, 77831, 116207, 173623, 259231, 481429, 544817, 1215361, 2257099, 3370003, 7645399, 15799693, 53517793, 99390187, 221716571, 695731309, 1552015997, 2882315423, 20176207961]

約数ペア:

[(1, 20176207961), (7, 2882315423), (13, 1552015997), (29, 695731309), (91, 221716571), (203, 99390187), (377, 53517793), (1277, 15799693), (2639, 7645399), (5987, 3370003), (8939, 2257099), (16601, 1215361), (37033, 544817), (41909, 481429), (77831, 259231), (116207, 173623)]