20181927213

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18844003}}^1$

素因数の和:18844033

約数の個数: 24

約数和(自身を含む): 35275975488

約数和(自身を除く): 15094048275

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18844003, 56532009, 131908021, 169596027, 320348051, 395724063, 961044153, 1187172189, 2242436357, 2883132459, 6727309071, 20181927213]

約数ペア:

[(1, 20181927213), (3, 6727309071), (7, 2883132459), (9, 2242436357), (17, 1187172189), (21, 961044153), (51, 395724063), (63, 320348051), (119, 169596027), (153, 131908021), (357, 56532009), (1071, 18844003)]