19180860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319681}}^1$

素因数の和:319693

約数の個数: 24

約数和(自身を含む): 53706576

約数和(自身を除く): 34525716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319681, 639362, 959043, 1278724, 1598405, 1918086, 3196810, 3836172, 4795215, 6393620, 9590430, 19180860]

約数ペア:

[(1, 19180860), (2, 9590430), (3, 6393620), (4, 4795215), (5, 3836172), (6, 3196810), (10, 1918086), (12, 1598405), (15, 1278724), (20, 959043), (30, 639362), (60, 319681)]