19062745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 26417664

約数和(自身を除く): 7354919

約数列:

[1, 5, 13, 23, 41, 65, 115, 205, 299, 311, 533, 943, 1495, 1555, 2665, 4043, 4715, 7153, 12259, 12751, 20215, 35765, 61295, 63755, 92989, 165763, 293273, 464945, 828815, 1466365, 3812549, 19062745]

約数ペア:

[(1, 19062745), (5, 3812549), (13, 1466365), (23, 828815), (41, 464945), (65, 293273), (115, 165763), (205, 92989), (299, 63755), (311, 61295), (533, 35765), (943, 20215), (1495, 12751), (1555, 12259), (2665, 7153), (4043, 4715)]