19893604

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{17209}}^1$

素因数の和:17247

約数の個数: 18

約数和(自身を含む): 36984290

約数和(自身を除く): 17090686

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 17209, 34418, 68836, 292553, 585106, 1170212, 4973401, 9946802, 19893604]

約数ペア:

[(1, 19893604), (2, 9946802), (4, 4973401), (17, 1170212), (34, 585106), (68, 292553), (289, 68836), (578, 34418), (1156, 17209)]