20302215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 34352640

約数和(自身を除く): 14050425

約数列:

[1, 3, 5, 15, 23, 69, 83, 115, 249, 345, 415, 709, 1245, 1909, 2127, 3545, 5727, 9545, 10635, 16307, 28635, 48921, 58847, 81535, 176541, 244605, 294235, 882705, 1353481, 4060443, 6767405, 20302215]

約数ペア:

[(1, 20302215), (3, 6767405), (5, 4060443), (15, 1353481), (23, 882705), (69, 294235), (83, 244605), (115, 176541), (249, 81535), (345, 58847), (415, 48921), (709, 28635), (1245, 16307), (1909, 10635), (2127, 9545), (3545, 5727)]