220140346

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{21377}}^1$

素因数の和:21669

約数の個数: 16

約数和(自身を含む): 348888960

約数和(自身を除く): 128748614

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 21377, 42754, 406163, 812326, 5793167, 11586334, 110070173, 220140346]

約数ペア:

[(1, 220140346), (2, 110070173), (19, 11586334), (38, 5793167), (271, 812326), (542, 406163), (5149, 42754), (10298, 21377)]