19220768

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 44089920

約数和(自身を除く): 24869152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1619, 1696, 2968, 3238, 5936, 6476, 11333, 11872, 12952, 22666, 25904, 45332, 51808, 85807, 90664, 171614, 181328, 343228, 362656, 600649, 686456, 1201298, 1372912, 2402596, 2745824, 4805192, 9610384, 19220768]

約数ペア:

[(1, 19220768), (2, 9610384), (4, 4805192), (7, 2745824), (8, 2402596), (14, 1372912), (16, 1201298), (28, 686456), (32, 600649), (53, 362656), (56, 343228), (106, 181328), (112, 171614), (212, 90664), (224, 85807), (371, 51808), (424, 45332), (742, 25904), (848, 22666), (1484, 12952), (1619, 11872), (1696, 11333), (2968, 6476), (3238, 5936)]