20807841612

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^2\times {\mathrm{1031521}}^1$

素因数の和:1031610

約数の個数: 36

約数和(自身を含む): 49764747368

約数和(自身を除く): 28956905756

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 1681, 3362, 5043, 6724, 10086, 20172, 1031521, 2063042, 3094563, 4126084, 6189126, 12378252, 42292361, 84584722, 126877083, 169169444, 253754166, 507508332, 1733986801, 3467973602, 5201960403, 6935947204, 10403920806, 20807841612]

約数ペア:

[(1, 20807841612), (2, 10403920806), (3, 6935947204), (4, 5201960403), (6, 3467973602), (12, 1733986801), (41, 507508332), (82, 253754166), (123, 169169444), (164, 126877083), (246, 84584722), (492, 42292361), (1681, 12378252), (3362, 6189126), (5043, 4126084), (6724, 3094563), (10086, 2063042), (20172, 1031521)]