22251398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 15004282

約数列:

[1, 2, 13, 26, 47, 94, 131, 139, 262, 278, 611, 1222, 1703, 1807, 3406, 3614, 6157, 6533, 12314, 13066, 18209, 36418, 80041, 84929, 160082, 169858, 236717, 473434, 855823, 1711646, 11125699, 22251398]

約数ペア:

[(1, 22251398), (2, 11125699), (13, 1711646), (26, 855823), (47, 473434), (94, 236717), (131, 169858), (139, 160082), (262, 84929), (278, 80041), (611, 36418), (1222, 18209), (1703, 13066), (1807, 12314), (3406, 6533), (3614, 6157)]