19962090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{757}}^1$

素因数の和:1063

約数の個数: 48

約数和(自身を含む): 52147368

約数和(自身を除く): 32185278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 293, 586, 757, 879, 1465, 1514, 1758, 2271, 2637, 2930, 3785, 4395, 4542, 5274, 6813, 7570, 8790, 11355, 13185, 13626, 22710, 26370, 34065, 68130, 221801, 443602, 665403, 1109005, 1330806, 1996209, 2218010, 3327015, 3992418, 6654030, 9981045, 19962090]

約数ペア:

[(1, 19962090), (2, 9981045), (3, 6654030), (5, 3992418), (6, 3327015), (9, 2218010), (10, 1996209), (15, 1330806), (18, 1109005), (30, 665403), (45, 443602), (90, 221801), (293, 68130), (586, 34065), (757, 26370), (879, 22710), (1465, 13626), (1514, 13185), (1758, 11355), (2271, 8790), (2637, 7570), (2930, 6813), (3785, 5274), (4395, 4542)]