2018662778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{19577}}^1$

素因数の和:19742

約数の個数: 32

約数和(自身を含む): 3411270720

約数和(自身を除く): 1392607942

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 473, 946, 1199, 2398, 4687, 9374, 19577, 39154, 51557, 103114, 215347, 430694, 841811, 1683622, 2133893, 4267786, 9259921, 18519842, 23472823, 46945646, 91757399, 183514798, 1009331389, 2018662778]

約数ペア:

[(1, 2018662778), (2, 1009331389), (11, 183514798), (22, 91757399), (43, 46945646), (86, 23472823), (109, 18519842), (218, 9259921), (473, 4267786), (946, 2133893), (1199, 1683622), (2398, 841811), (4687, 430694), (9374, 215347), (19577, 103114), (39154, 51557)]