19303210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 37626120

約数和(自身を除く): 18322910

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 89, 115, 178, 205, 230, 410, 445, 529, 890, 943, 1058, 1886, 2047, 2645, 3649, 4094, 4715, 5290, 7298, 9430, 10235, 18245, 20470, 21689, 36490, 43378, 47081, 83927, 94162, 108445, 167854, 216890, 235405, 419635, 470810, 839270, 1930321, 3860642, 9651605, 19303210]

約数ペア:

[(1, 19303210), (2, 9651605), (5, 3860642), (10, 1930321), (23, 839270), (41, 470810), (46, 419635), (82, 235405), (89, 216890), (115, 167854), (178, 108445), (205, 94162), (230, 83927), (410, 47081), (445, 43378), (529, 36490), (890, 21689), (943, 20470), (1058, 18245), (1886, 10235), (2047, 9430), (2645, 7298), (3649, 5290), (4094, 4715)]