2019905770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{462221}}^1$

素因数の和:462270

約数の個数: 32

約数和(自身を含む): 3993598080

約数和(自身を除く): 1973692310

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 462221, 924442, 2311105, 4622210, 8782199, 10631083, 17564398, 21262166, 43910995, 53155415, 87821990, 106310830, 201990577, 403981154, 1009952885, 2019905770]

約数ペア:

[(1, 2019905770), (2, 1009952885), (5, 403981154), (10, 201990577), (19, 106310830), (23, 87821990), (38, 53155415), (46, 43910995), (95, 21262166), (115, 17564398), (190, 10631083), (230, 8782199), (437, 4622210), (874, 2311105), (2185, 924442), (4370, 462221)]