19949432

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3191

約数の個数: 32

約数和(自身を含む): 40461120

約数和(自身を除く): 20511688

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 3121, 3196, 6242, 6392, 12484, 24968, 53057, 106114, 146687, 212228, 293374, 424456, 586748, 1173496, 2493679, 4987358, 9974716, 19949432]

約数ペア:

[(1, 19949432), (2, 9974716), (4, 4987358), (8, 2493679), (17, 1173496), (34, 586748), (47, 424456), (68, 293374), (94, 212228), (136, 146687), (188, 106114), (376, 53057), (799, 24968), (1598, 12484), (3121, 6392), (3196, 6242)]