20123691794

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{61819}}^1$

素因数の和:61994

約数の個数: 32

約数和(自身を含む): 31967369280

約数和(自身を除く): 11843677486

約数列:

[1, 2, 37, 53, 74, 83, 106, 166, 1961, 3071, 3922, 4399, 6142, 8798, 61819, 123638, 162763, 325526, 2287303, 3276407, 4574606, 5130977, 6552814, 10261954, 121227059, 189846149, 242454118, 271941781, 379692298, 543883562, 10061845897, 20123691794]

約数ペア:

[(1, 20123691794), (2, 10061845897), (37, 543883562), (53, 379692298), (74, 271941781), (83, 242454118), (106, 189846149), (166, 121227059), (1961, 10261954), (3071, 6552814), (3922, 5130977), (4399, 4574606), (6142, 3276407), (8798, 2287303), (61819, 325526), (123638, 162763)]