19426905

素因数分解:

$3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{953}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 34801920

約数和(自身を除く): 15375015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151, 453, 755, 953, 1359, 2265, 2859, 4077, 4765, 6795, 8577, 14295, 20385, 25731, 42885, 128655, 143903, 431709, 719515, 1295127, 2158545, 3885381, 6475635, 19426905]

約数ペア:

[(1, 19426905), (3, 6475635), (5, 3885381), (9, 2158545), (15, 1295127), (27, 719515), (45, 431709), (135, 143903), (151, 128655), (453, 42885), (755, 25731), (953, 20385), (1359, 14295), (2265, 8577), (2859, 6795), (4077, 4765)]