25918418

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4139}}^1$

素因数の和:4273

約数の個数: 16

約数和(自身を含む): 40538880

約数和(自身を除く): 14620462

約数列:

[1, 2, 31, 62, 101, 202, 3131, 4139, 6262, 8278, 128309, 256618, 418039, 836078, 12959209, 25918418]

約数ペア:

[(1, 25918418), (2, 12959209), (31, 836078), (62, 418039), (101, 256618), (202, 128309), (3131, 8278), (4139, 6262)]