20013302710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15913}}^1\times {\mathrm{4057}}^1$

素因数の和:20008

約数の個数: 32

約数和(自身を含む): 37197510912

約数和(自身を除く): 17184208202

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4057, 8114, 15913, 20285, 31826, 40570, 79565, 125767, 159130, 251534, 493303, 628835, 986606, 1257670, 2466515, 4933030, 64559041, 129118082, 322795205, 645590410, 2001330271, 4002660542, 10006651355, 20013302710]

約数ペア:

[(1, 20013302710), (2, 10006651355), (5, 4002660542), (10, 2001330271), (31, 645590410), (62, 322795205), (155, 129118082), (310, 64559041), (4057, 4933030), (8114, 2466515), (15913, 1257670), (20285, 986606), (31826, 628835), (40570, 493303), (79565, 251534), (125767, 159130)]