19826490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2633}}^1$

素因数の和:2894

約数の個数: 32

約数和(自身を含む): 47791296

約数和(自身を除く): 27964806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 2633, 3765, 5266, 7530, 7899, 13165, 15798, 26330, 39495, 78990, 660883, 1321766, 1982649, 3304415, 3965298, 6608830, 9913245, 19826490]

約数ペア:

[(1, 19826490), (2, 9913245), (3, 6608830), (5, 3965298), (6, 3304415), (10, 1982649), (15, 1321766), (30, 660883), (251, 78990), (502, 39495), (753, 26330), (1255, 15798), (1506, 13165), (2510, 7899), (2633, 7530), (3765, 5266)]