20974618

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 16234982

約数列:

[1, 2, 7, 14, 59, 67, 118, 134, 379, 413, 469, 758, 826, 938, 2653, 3953, 5306, 7906, 22361, 25393, 27671, 44722, 50786, 55342, 156527, 177751, 313054, 355502, 1498187, 2996374, 10487309, 20974618]

約数ペア:

[(1, 20974618), (2, 10487309), (7, 2996374), (14, 1498187), (59, 355502), (67, 313054), (118, 177751), (134, 156527), (379, 55342), (413, 50786), (469, 44722), (758, 27671), (826, 25393), (938, 22361), (2653, 7906), (3953, 5306)]