218022910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163927}}^1$

素因数の和:163960

約数の個数: 32

約数和(自身を含む): 472112640

約数和(自身を除く): 254089730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 163927, 327854, 819635, 1147489, 1639270, 2294978, 3114613, 5737445, 6229226, 11474890, 15573065, 21802291, 31146130, 43604582, 109011455, 218022910]

約数ペア:

[(1, 218022910), (2, 109011455), (5, 43604582), (7, 31146130), (10, 21802291), (14, 15573065), (19, 11474890), (35, 6229226), (38, 5737445), (70, 3114613), (95, 2294978), (133, 1639270), (190, 1147489), (266, 819635), (665, 327854), (1330, 163927)]