221401756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1151}}^1\times {\mathrm{2531}}^1$

素因数の和:3705

約数の個数: 24

約数和(自身を含む): 408360960

約数和(自身を除く): 186959204

約数列:

[1, 2, 4, 19, 38, 76, 1151, 2302, 2531, 4604, 5062, 10124, 21869, 43738, 48089, 87476, 96178, 192356, 2913181, 5826362, 11652724, 55350439, 110700878, 221401756]

約数ペア:

[(1, 221401756), (2, 110700878), (4, 55350439), (19, 11652724), (38, 5826362), (76, 2913181), (1151, 192356), (2302, 96178), (2531, 87476), (4604, 48089), (5062, 43738), (10124, 21869)]