20433645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23899}}^1$

素因数の和:23929

約数の個数: 24

約数和(自身を含む): 37284000

約数和(自身を除く): 16850355

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 23899, 71697, 119495, 215091, 358485, 454081, 1075455, 1362243, 2270405, 4086729, 6811215, 20433645]

約数ペア:

[(1, 20433645), (3, 6811215), (5, 4086729), (9, 2270405), (15, 1362243), (19, 1075455), (45, 454081), (57, 358485), (95, 215091), (171, 119495), (285, 71697), (855, 23899)]