18476020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2617}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 38924424

約数和(自身を除く): 20448404

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2617, 3530, 5234, 7060, 10468, 13085, 26170, 52340, 923801, 1847602, 3695204, 4619005, 9238010, 18476020]

約数ペア:

[(1, 18476020), (2, 9238010), (4, 4619005), (5, 3695204), (10, 1847602), (20, 923801), (353, 52340), (706, 26170), (1412, 13085), (1765, 10468), (2617, 7060), (3530, 5234)]