820534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 1532160

約数和(自身を除く): 711626

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 151, 209, 247, 286, 302, 418, 494, 1661, 1963, 2717, 2869, 3322, 3926, 5434, 5738, 21593, 31559, 37297, 43186, 63118, 74594, 410267, 820534]

約数ペア:

[(1, 820534), (2, 410267), (11, 74594), (13, 63118), (19, 43186), (22, 37297), (26, 31559), (38, 21593), (143, 5738), (151, 5434), (209, 3926), (247, 3322), (286, 2869), (302, 2717), (418, 1963), (494, 1661)]