900000056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{32713}}^1$

素因数の和:32919

約数の個数: 32

約数和(自身を含む): 1786184400

約数和(自身を除く): 886184344

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 1448, 3439, 6878, 13756, 27512, 32713, 65426, 130852, 261704, 621547, 1243094, 2486188, 4972376, 5921053, 11842106, 23684212, 47368424, 112500007, 225000014, 450000028, 900000056]

約数ペア:

[(1, 900000056), (2, 450000028), (4, 225000014), (8, 112500007), (19, 47368424), (38, 23684212), (76, 11842106), (152, 5921053), (181, 4972376), (362, 2486188), (724, 1243094), (1448, 621547), (3439, 261704), (6878, 130852), (13756, 65426), (27512, 32713)]