19425835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 27760320

約数和(自身を除く): 8334485

約数列:

[1, 5, 11, 13, 55, 65, 101, 143, 269, 505, 715, 1111, 1313, 1345, 2959, 3497, 5555, 6565, 14443, 14795, 17485, 27169, 38467, 72215, 135845, 192335, 298859, 353197, 1494295, 1765985, 3885167, 19425835]

約数ペア:

[(1, 19425835), (5, 3885167), (11, 1765985), (13, 1494295), (55, 353197), (65, 298859), (101, 192335), (143, 135845), (269, 72215), (505, 38467), (715, 27169), (1111, 17485), (1313, 14795), (1345, 14443), (2959, 6565), (3497, 5555)]