20744642

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9043}}^1$

素因数の和:9113

約数の個数: 16

約数和(自身を含む): 32992512

約数和(自身を除く): 12247870

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 9043, 18086, 280333, 334591, 560666, 669182, 10372321, 20744642]

約数ペア:

[(1, 20744642), (2, 10372321), (31, 669182), (37, 560666), (62, 334591), (74, 280333), (1147, 18086), (2294, 9043)]