19519956

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{17491}}^1$

素因数の和:17532

約数の個数: 36

約数和(自身を含む): 50936704

約数和(自身を除く): 31416748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 17491, 34982, 52473, 69964, 104946, 157419, 209892, 314838, 542221, 629676, 1084442, 1626663, 2168884, 3253326, 4879989, 6506652, 9759978, 19519956]

約数ペア:

[(1, 19519956), (2, 9759978), (3, 6506652), (4, 4879989), (6, 3253326), (9, 2168884), (12, 1626663), (18, 1084442), (31, 629676), (36, 542221), (62, 314838), (93, 209892), (124, 157419), (186, 104946), (279, 69964), (372, 52473), (558, 34982), (1116, 17491)]