20747046265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1231}}^1\times {\mathrm{1693}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 27348152832

約数和(自身を除く): 6601106567

約数列:

[1, 5, 11, 55, 181, 905, 1231, 1693, 1991, 6155, 8465, 9955, 13541, 18623, 67705, 93115, 222811, 306433, 1114055, 1532165, 2084083, 2450921, 3370763, 10420415, 12254605, 16853815, 22924913, 114624565, 377219023, 1886095115, 4149409253, 20747046265]

約数ペア:

[(1, 20747046265), (5, 4149409253), (11, 1886095115), (55, 377219023), (181, 114624565), (905, 22924913), (1231, 16853815), (1693, 12254605), (1991, 10420415), (6155, 3370763), (8465, 2450921), (9955, 2084083), (13541, 1532165), (18623, 1114055), (67705, 306433), (93115, 222811)]