20614895

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 29376000

約数和(自身を除く): 8761105

約数列:

[1, 5, 7, 35, 59, 67, 149, 295, 335, 413, 469, 745, 1043, 2065, 2345, 3953, 5215, 8791, 9983, 19765, 27671, 43955, 49915, 61537, 69881, 138355, 307685, 349405, 588997, 2944985, 4122979, 20614895]

約数ペア:

[(1, 20614895), (5, 4122979), (7, 2944985), (35, 588997), (59, 349405), (67, 307685), (149, 138355), (295, 69881), (335, 61537), (413, 49915), (469, 43955), (745, 27671), (1043, 19765), (2065, 9983), (2345, 8791), (3953, 5215)]