19385678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 14362162

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 719, 793, 1037, 1438, 1586, 2074, 9347, 12223, 13481, 18694, 24446, 26962, 43859, 87718, 158899, 317798, 570167, 745603, 1140334, 1491206, 9692839, 19385678]

約数ペア:

[(1, 19385678), (2, 9692839), (13, 1491206), (17, 1140334), (26, 745603), (34, 570167), (61, 317798), (122, 158899), (221, 87718), (442, 43859), (719, 26962), (793, 24446), (1037, 18694), (1438, 13481), (1586, 12223), (2074, 9347)]