20451524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4561}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 38320800

約数和(自身を除く): 17869276

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 4484, 4561, 9122, 18244, 86659, 173318, 269099, 346636, 538198, 1076396, 5112881, 10225762, 20451524]

約数ペア:

[(1, 20451524), (2, 10225762), (4, 5112881), (19, 1076396), (38, 538198), (59, 346636), (76, 269099), (118, 173318), (236, 86659), (1121, 18244), (2242, 9122), (4484, 4561)]