198271490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{1049}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 366735600

約数和(自身を除く): 168464110

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 461, 922, 1049, 2098, 2305, 4610, 5245, 10490, 18901, 37802, 43009, 86018, 94505, 189010, 215045, 430090, 483589, 967178, 2417945, 4835890, 19827149, 39654298, 99135745, 198271490]

約数ペア:

[(1, 198271490), (2, 99135745), (5, 39654298), (10, 19827149), (41, 4835890), (82, 2417945), (205, 967178), (410, 483589), (461, 430090), (922, 215045), (1049, 189010), (2098, 94505), (2305, 86018), (4610, 43009), (5245, 37802), (10490, 18901)]