15250972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20389}}^1$

素因数の和:20421

約数の個数: 24

約数和(自身を含む): 30829680

約数和(自身を除く): 15578708

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 20389, 40778, 81556, 224279, 346613, 448558, 693226, 897116, 1386452, 3812743, 7625486, 15250972]

約数ペア:

[(1, 15250972), (2, 7625486), (4, 3812743), (11, 1386452), (17, 897116), (22, 693226), (34, 448558), (44, 346613), (68, 224279), (187, 81556), (374, 40778), (748, 20389)]