20342571021

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{9931}}^1$

素因数の和:10126

約数の個数: 48

約数和(自身を含む): 30905205760

約数和(自身を除く): 10562634739

約数列:

[1, 3, 9, 43, 67, 79, 129, 201, 237, 387, 603, 711, 2881, 3397, 5293, 8643, 9931, 10191, 15879, 25929, 29793, 30573, 47637, 89379, 227599, 427033, 665377, 682797, 784549, 1281099, 1996131, 2048391, 2353647, 3843297, 5988393, 7060941, 28611211, 33735607, 52564783, 85833633, 101206821, 157694349, 257500899, 303620463, 473083047, 2260285669, 6780857007, 20342571021]

約数ペア:

[(1, 20342571021), (3, 6780857007), (9, 2260285669), (43, 473083047), (67, 303620463), (79, 257500899), (129, 157694349), (201, 101206821), (237, 85833633), (387, 52564783), (603, 33735607), (711, 28611211), (2881, 7060941), (3397, 5988393), (5293, 3843297), (8643, 2353647), (9931, 2048391), (10191, 1996131), (15879, 1281099), (25929, 784549), (29793, 682797), (30573, 665377), (47637, 427033), (89379, 227599)]