19465090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67121}}^1$

素因数の和:67157

約数の個数: 16

約数和(自身を含む): 36245880

約数和(自身を除く): 16780790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 67121, 134242, 335605, 671210, 1946509, 3893018, 9732545, 19465090]

約数ペア:

[(1, 19465090), (2, 9732545), (5, 3893018), (10, 1946509), (29, 671210), (58, 335605), (145, 134242), (290, 67121)]