19405390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 36197280

約数和(自身を除く): 16791890

約数列:

[1, 2, 5, 10, 37, 74, 179, 185, 293, 358, 370, 586, 895, 1465, 1790, 2930, 6623, 10841, 13246, 21682, 33115, 52447, 54205, 66230, 104894, 108410, 262235, 524470, 1940539, 3881078, 9702695, 19405390]

約数ペア:

[(1, 19405390), (2, 9702695), (5, 3881078), (10, 1940539), (37, 524470), (74, 262235), (179, 108410), (185, 104894), (293, 66230), (358, 54205), (370, 52447), (586, 33115), (895, 21682), (1465, 13246), (1790, 10841), (2930, 6623)]