154492990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{813121}}^1$

素因数の和:813147

約数の個数: 16

約数和(自身を含む): 292723920

約数和(自身を除く): 138230930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 813121, 1626242, 4065605, 8131210, 15449299, 30898598, 77246495, 154492990]

約数ペア:

[(1, 154492990), (2, 77246495), (5, 30898598), (10, 15449299), (19, 8131210), (38, 4065605), (95, 1626242), (190, 813121)]