2012940985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{242377}}^1$

素因数の和:242544

約数の個数: 16

約数和(自身を含む): 2652584832

約数和(自身を除く): 639643847

約数列:

[1, 5, 11, 55, 151, 755, 1661, 8305, 242377, 1211885, 2666147, 13330735, 36598927, 182994635, 402588197, 2012940985]

約数ペア:

[(1, 2012940985), (5, 402588197), (11, 182994635), (55, 36598927), (151, 13330735), (755, 2666147), (1661, 1211885), (8305, 242377)]