19969590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2531}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 28158666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2531, 2630, 3945, 5062, 7593, 7890, 12655, 15186, 25310, 37965, 75930, 665653, 1331306, 1996959, 3328265, 3993918, 6656530, 9984795, 19969590]

約数ペア:

[(1, 19969590), (2, 9984795), (3, 6656530), (5, 3993918), (6, 3328265), (10, 1996959), (15, 1331306), (30, 665653), (263, 75930), (526, 37965), (789, 25310), (1315, 15186), (1578, 12655), (2531, 7890), (2630, 7593), (3945, 5062)]