201320990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1548623}}^1$

素因数の和:1548643

約数の個数: 16

約数和(自身を含む): 390253248

約数和(自身を除く): 188932258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1548623, 3097246, 7743115, 15486230, 20132099, 40264198, 100660495, 201320990]

約数ペア:

[(1, 201320990), (2, 100660495), (5, 40264198), (10, 20132099), (13, 15486230), (26, 7743115), (65, 3097246), (130, 1548623)]