20158711900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4916759}}^1$

素因数の和:4916814

約数の個数: 36

約数和(自身を含む): 44811350640

約数和(自身を除く): 24652638740

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 4916759, 9833518, 19667036, 24583795, 49167590, 98335180, 122918975, 201587119, 245837950, 403174238, 491675900, 806348476, 1007935595, 2015871190, 4031742380, 5039677975, 10079355950, 20158711900]

約数ペア:

[(1, 20158711900), (2, 10079355950), (4, 5039677975), (5, 4031742380), (10, 2015871190), (20, 1007935595), (25, 806348476), (41, 491675900), (50, 403174238), (82, 245837950), (100, 201587119), (164, 122918975), (205, 98335180), (410, 49167590), (820, 24583795), (1025, 19667036), (2050, 9833518), (4100, 4916759)]