19943376

素因数分解:

$2^4\times 3^1\times {\mathrm{163}}^1\times {\mathrm{2549}}^1$

素因数の和:2723

約数の個数: 40

約数和(自身を含む): 51856800

約数和(自身を除く): 31913424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2549, 2608, 3912, 5098, 7647, 7824, 10196, 15294, 20392, 30588, 40784, 61176, 122352, 415487, 830974, 1246461, 1661948, 2492922, 3323896, 4985844, 6647792, 9971688, 19943376]

約数ペア:

[(1, 19943376), (2, 9971688), (3, 6647792), (4, 4985844), (6, 3323896), (8, 2492922), (12, 1661948), (16, 1246461), (24, 830974), (48, 415487), (163, 122352), (326, 61176), (489, 40784), (652, 30588), (978, 20392), (1304, 15294), (1956, 10196), (2549, 7824), (2608, 7647), (3912, 5098)]