19206668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21727}}^1$

素因数の和:21761

約数の個数: 24

約数和(自身を含む): 38328192

約数和(自身を除く): 19121524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21727, 43454, 86908, 282451, 369359, 564902, 738718, 1129804, 1477436, 4801667, 9603334, 19206668]

約数ペア:

[(1, 19206668), (2, 9603334), (4, 4801667), (13, 1477436), (17, 1129804), (26, 738718), (34, 564902), (52, 369359), (68, 282451), (221, 86908), (442, 43454), (884, 21727)]