20293252

素因数分解:

$2^2\times 7^4\times {\mathrm{2113}}^1$

素因数の和:2145

約数の個数: 30

約数和(自身を含む): 41449198

約数和(自身を除く): 21155946

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2113, 2401, 4226, 4802, 8452, 9604, 14791, 29582, 59164, 103537, 207074, 414148, 724759, 1449518, 2899036, 5073313, 10146626, 20293252]

約数ペア:

[(1, 20293252), (2, 10146626), (4, 5073313), (7, 2899036), (14, 1449518), (28, 724759), (49, 414148), (98, 207074), (196, 103537), (343, 59164), (686, 29582), (1372, 14791), (2113, 9604), (2401, 8452), (4226, 4802)]