72115868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{86263}}^1$

素因数の和:86297

約数の個数: 24

約数和(自身を含む): 144923520

約数和(自身を除く): 72807652

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 86263, 172526, 345052, 948893, 1638997, 1897786, 3277994, 3795572, 6555988, 18028967, 36057934, 72115868]

約数ペア:

[(1, 72115868), (2, 36057934), (4, 18028967), (11, 6555988), (19, 3795572), (22, 3277994), (38, 1897786), (44, 1638997), (76, 948893), (209, 345052), (418, 172526), (836, 86263)]