22891690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^2$

素因数の和:219

約数の個数: 36

約数和(自身を含む): 44268786

約数和(自身を除く): 21377096

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 289, 445, 578, 890, 1445, 1513, 2890, 3026, 7565, 7921, 15130, 15842, 25721, 39605, 51442, 79210, 128605, 134657, 257210, 269314, 673285, 1346570, 2289169, 4578338, 11445845, 22891690]

約数ペア:

[(1, 22891690), (2, 11445845), (5, 4578338), (10, 2289169), (17, 1346570), (34, 673285), (85, 269314), (89, 257210), (170, 134657), (178, 128605), (289, 79210), (445, 51442), (578, 39605), (890, 25721), (1445, 15842), (1513, 15130), (2890, 7921), (3026, 7565)]