19536218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 14211622

約数列:

[1, 2, 13, 19, 26, 38, 71, 142, 247, 494, 557, 923, 1114, 1349, 1846, 2698, 7241, 10583, 14482, 17537, 21166, 35074, 39547, 79094, 137579, 275158, 514111, 751393, 1028222, 1502786, 9768109, 19536218]

約数ペア:

[(1, 19536218), (2, 9768109), (13, 1502786), (19, 1028222), (26, 751393), (38, 514111), (71, 275158), (142, 137579), (247, 79094), (494, 39547), (557, 35074), (923, 21166), (1114, 17537), (1349, 14482), (1846, 10583), (2698, 7241)]