20311964

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1933}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 37039968

約数和(自身を除く): 16728004

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 1933, 2627, 3866, 5254, 7732, 10508, 71521, 137243, 143042, 274486, 286084, 548972, 5077991, 10155982, 20311964]

約数ペア:

[(1, 20311964), (2, 10155982), (4, 5077991), (37, 548972), (71, 286084), (74, 274486), (142, 143042), (148, 137243), (284, 71521), (1933, 10508), (2627, 7732), (3866, 5254)]