19654011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 30781296

約数和(自身を除く): 11127285

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 971, 1557, 2249, 2913, 6747, 8739, 12623, 20241, 37869, 113607, 167983, 503949, 1511847, 2183779, 6551337, 19654011]

約数ペア:

[(1, 19654011), (3, 6551337), (9, 2183779), (13, 1511847), (39, 503949), (117, 167983), (173, 113607), (519, 37869), (971, 20241), (1557, 12623), (2249, 8739), (2913, 6747)]