1636700185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2689}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 2130480000

約数和(自身を除く): 493779815

約数列:

[1, 5, 19, 43, 95, 149, 215, 745, 817, 2689, 2831, 4085, 6407, 13445, 14155, 32035, 51091, 115627, 121733, 255455, 400661, 578135, 608665, 2003305, 2196913, 7612559, 10984565, 17228423, 38062795, 86142115, 327340037, 1636700185]

約数ペア:

[(1, 1636700185), (5, 327340037), (19, 86142115), (43, 38062795), (95, 17228423), (149, 10984565), (215, 7612559), (745, 2196913), (817, 2003305), (2689, 608665), (2831, 578135), (4085, 400661), (6407, 255455), (13445, 121733), (14155, 115627), (32035, 51091)]