219894862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1217}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 370427904

約数和(自身を除く): 150533042

約数列:

[1, 2, 11, 22, 43, 86, 191, 382, 473, 946, 1217, 2101, 2434, 4202, 8213, 13387, 16426, 26774, 52331, 90343, 104662, 180686, 232447, 464894, 575641, 1151282, 2556917, 5113834, 9995221, 19990442, 109947431, 219894862]

約数ペア:

[(1, 219894862), (2, 109947431), (11, 19990442), (22, 9995221), (43, 5113834), (86, 2556917), (191, 1151282), (382, 575641), (473, 464894), (946, 232447), (1217, 180686), (2101, 104662), (2434, 90343), (4202, 52331), (8213, 26774), (13387, 16426)]