20756402

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4021}}^1$

素因数の和:4141

約数の個数: 16

約数和(自身を含む): 32578200

約数和(自身を除く): 11821798

約数列:

[1, 2, 29, 58, 89, 178, 2581, 4021, 5162, 8042, 116609, 233218, 357869, 715738, 10378201, 20756402]

約数ペア:

[(1, 20756402), (2, 10378201), (29, 715738), (58, 357869), (89, 233218), (178, 116609), (2581, 8042), (4021, 5162)]