20238705

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23671}}^1$

素因数の和:23701

約数の個数: 24

約数和(自身を含む): 36928320

約数和(自身を除く): 16689615

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 23671, 71013, 118355, 213039, 355065, 449749, 1065195, 1349247, 2248745, 4047741, 6746235, 20238705]

約数ペア:

[(1, 20238705), (3, 6746235), (5, 4047741), (9, 2248745), (15, 1349247), (19, 1065195), (45, 449749), (57, 355065), (95, 213039), (171, 118355), (285, 71013), (855, 23671)]