2619388

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 4769072

約数和(自身を除く): 2149684

約数列:

[1, 2, 4, 43, 86, 97, 157, 172, 194, 314, 388, 628, 4171, 6751, 8342, 13502, 15229, 16684, 27004, 30458, 60916, 654847, 1309694, 2619388]

約数ペア:

[(1, 2619388), (2, 1309694), (4, 654847), (43, 60916), (86, 30458), (97, 27004), (157, 16684), (172, 15229), (194, 13502), (314, 8342), (388, 6751), (628, 4171)]