20804536521

素因数分解:

$3^2\times {\mathrm{167}}^1\times {\mathrm{557}}^1\times {\mathrm{24851}}^1$

素因数の和:25581

約数の個数: 24

約数和(自身を含む): 30286436544

約数和(自身を除く): 9481900023

約数列:

[1, 3, 9, 167, 501, 557, 1503, 1671, 5013, 24851, 74553, 93019, 223659, 279057, 837171, 4150117, 12450351, 13842007, 37351053, 41526021, 124578063, 2311615169, 6934845507, 20804536521]

約数ペア:

[(1, 20804536521), (3, 6934845507), (9, 2311615169), (167, 124578063), (501, 41526021), (557, 37351053), (1503, 13842007), (1671, 12450351), (5013, 4150117), (24851, 837171), (74553, 279057), (93019, 223659)]