20630139

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 28331520

約数和(自身を除く): 7701381

約数列:

[1, 3, 61, 79, 183, 237, 1427, 4281, 4819, 14457, 87047, 112733, 261141, 338199, 6876713, 20630139]

約数ペア:

[(1, 20630139), (3, 6876713), (61, 338199), (79, 261141), (183, 112733), (237, 87047), (1427, 14457), (4281, 4819)]