20161835275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{476921}}^1$

素因数の和:477039

約数の個数: 24

約数和(自身を含む): 26612247600

約数和(自身を除く): 6450412325

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1691, 2225, 8455, 42275, 476921, 2384605, 9061499, 11923025, 42445969, 45307495, 212229845, 226537475, 806473411, 1061149225, 4032367055, 20161835275]

約数ペア:

[(1, 20161835275), (5, 4032367055), (19, 1061149225), (25, 806473411), (89, 226537475), (95, 212229845), (445, 45307495), (475, 42445969), (1691, 11923025), (2225, 9061499), (8455, 2384605), (42275, 476921)]