219656492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{262747}}^1$

素因数の和:262781

約数の個数: 24

約数和(自身を含む): 441416640

約数和(自身を除く): 221760148

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 262747, 525494, 1050988, 2890217, 4992193, 5780434, 9984386, 11560868, 19968772, 54914123, 109828246, 219656492]

約数ペア:

[(1, 219656492), (2, 109828246), (4, 54914123), (11, 19968772), (19, 11560868), (22, 9984386), (38, 5780434), (44, 4992193), (76, 2890217), (209, 1050988), (418, 525494), (836, 262747)]