19939290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{94949}}^1$

素因数の和:94966

約数の個数: 32

約数和(自身を含む): 54691200

約数和(自身を除く): 34751910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 94949, 189898, 284847, 474745, 569694, 664643, 949490, 1329286, 1424235, 1993929, 2848470, 3323215, 3987858, 6646430, 9969645, 19939290]

約数ペア:

[(1, 19939290), (2, 9969645), (3, 6646430), (5, 3987858), (6, 3323215), (7, 2848470), (10, 1993929), (14, 1424235), (15, 1329286), (21, 949490), (30, 664643), (35, 569694), (42, 474745), (70, 284847), (105, 189898), (210, 94949)]