19732172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{661}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 36701280

約数和(自身を除く): 16969108

約数列:

[1, 2, 4, 17, 34, 68, 439, 661, 878, 1322, 1756, 2644, 7463, 11237, 14926, 22474, 29852, 44948, 290179, 580358, 1160716, 4933043, 9866086, 19732172]

約数ペア:

[(1, 19732172), (2, 9866086), (4, 4933043), (17, 1160716), (34, 580358), (68, 290179), (439, 44948), (661, 29852), (878, 22474), (1322, 14926), (1756, 11237), (2644, 7463)]