20052835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 27498240

約数和(自身を除く): 7445405

約数列:

[1, 5, 11, 43, 55, 61, 139, 215, 305, 473, 671, 695, 1529, 2365, 2623, 3355, 5977, 7645, 8479, 13115, 28853, 29885, 42395, 65747, 93269, 144265, 328735, 364597, 466345, 1822985, 4010567, 20052835]

約数ペア:

[(1, 20052835), (5, 4010567), (11, 1822985), (43, 466345), (55, 364597), (61, 328735), (139, 144265), (215, 93269), (305, 65747), (473, 42395), (671, 29885), (695, 28853), (1529, 13115), (2365, 8479), (2623, 7645), (3355, 5977)]