19802028

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{86851}}^1$

素因数の和:86877

約数の個数: 24

約数和(自身を含む): 48637120

約数和(自身を除く): 28835092

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 86851, 173702, 260553, 347404, 521106, 1042212, 1650169, 3300338, 4950507, 6600676, 9901014, 19802028]

約数ペア:

[(1, 19802028), (2, 9901014), (3, 6600676), (4, 4950507), (6, 3300338), (12, 1650169), (19, 1042212), (38, 521106), (57, 347404), (76, 260553), (114, 173702), (228, 86851)]