22691788

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 47545344

約数和(自身を除く): 24853556

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 401, 602, 658, 802, 1204, 1316, 1604, 2021, 2807, 4042, 5614, 8084, 11228, 14147, 17243, 18847, 28294, 34486, 37694, 56588, 68972, 75388, 120701, 131929, 241402, 263858, 482804, 527716, 810421, 1620842, 3241684, 5672947, 11345894, 22691788]

約数ペア:

[(1, 22691788), (2, 11345894), (4, 5672947), (7, 3241684), (14, 1620842), (28, 810421), (43, 527716), (47, 482804), (86, 263858), (94, 241402), (172, 131929), (188, 120701), (301, 75388), (329, 68972), (401, 56588), (602, 37694), (658, 34486), (802, 28294), (1204, 18847), (1316, 17243), (1604, 14147), (2021, 11228), (2807, 8084), (4042, 5614)]