20317128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65119}}^1$

素因数の和:65141

約数の個数: 32

約数和(自身を含む): 54700800

約数和(自身を除く): 34383672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65119, 130238, 195357, 260476, 390714, 520952, 781428, 846547, 1562856, 1693094, 2539641, 3386188, 5079282, 6772376, 10158564, 20317128]

約数ペア:

[(1, 20317128), (2, 10158564), (3, 6772376), (4, 5079282), (6, 3386188), (8, 2539641), (12, 1693094), (13, 1562856), (24, 846547), (26, 781428), (39, 520952), (52, 390714), (78, 260476), (104, 195357), (156, 130238), (312, 65119)]