18490962

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{440261}}^1$

素因数の和:440273

約数の個数: 16

約数和(自身を含む): 42265152

約数和(自身を除く): 23774190

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 440261, 880522, 1320783, 2641566, 3081827, 6163654, 9245481, 18490962]

約数ペア:

[(1, 18490962), (2, 9245481), (3, 6163654), (6, 3081827), (7, 2641566), (14, 1320783), (21, 880522), (42, 440261)]