19380122

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5333}}^1$

素因数の和:5437

約数の個数: 16

約数和(自身を含む): 30723840

約数和(自身を除く): 11343718

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5333, 10666, 122659, 245318, 421307, 842614, 9690061, 19380122]

約数ペア:

[(1, 19380122), (2, 9690061), (23, 842614), (46, 421307), (79, 245318), (158, 122659), (1817, 10666), (3634, 5333)]