18731490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2131}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 45130176

約数和(自身を除く): 26398686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 293, 586, 879, 1465, 1758, 2131, 2930, 4262, 4395, 6393, 8790, 10655, 12786, 21310, 31965, 63930, 624383, 1248766, 1873149, 3121915, 3746298, 6243830, 9365745, 18731490]

約数ペア:

[(1, 18731490), (2, 9365745), (3, 6243830), (5, 3746298), (6, 3121915), (10, 1873149), (15, 1248766), (30, 624383), (293, 63930), (586, 31965), (879, 21310), (1465, 12786), (1758, 10655), (2131, 8790), (2930, 6393), (4262, 4395)]