31199558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 53555040

約数和(自身を除く): 22355482

約数列:

[1, 2, 13, 19, 26, 38, 137, 247, 274, 461, 494, 922, 1781, 2603, 3562, 5206, 5993, 8759, 11986, 17518, 33839, 63157, 67678, 113867, 126314, 227734, 821041, 1199983, 1642082, 2399966, 15599779, 31199558]

約数ペア:

[(1, 31199558), (2, 15599779), (13, 2399966), (19, 1642082), (26, 1199983), (38, 821041), (137, 227734), (247, 126314), (274, 113867), (461, 67678), (494, 63157), (922, 33839), (1781, 17518), (2603, 11986), (3562, 8759), (5206, 5993)]