19146702980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30881779}}^1$

素因数の和:30881819

約数の個数: 24

約数和(自身を含む): 41505112320

約数和(自身を除く): 22358409340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 30881779, 61763558, 123527116, 154408895, 308817790, 617635580, 957335149, 1914670298, 3829340596, 4786675745, 9573351490, 19146702980]

約数ペア:

[(1, 19146702980), (2, 9573351490), (4, 4786675745), (5, 3829340596), (10, 1914670298), (20, 957335149), (31, 617635580), (62, 308817790), (124, 154408895), (155, 123527116), (310, 61763558), (620, 30881779)]