19045998

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^2\times {\mathrm{479}}^1$

素因数の和:581

約数の個数: 36

約数和(自身を含む): 42251040

約数和(自身を除く): 23205042

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 479, 846, 958, 1437, 2209, 2874, 4311, 4418, 6627, 8622, 13254, 19881, 22513, 39762, 45026, 67539, 135078, 202617, 405234, 1058111, 2116222, 3174333, 6348666, 9522999, 19045998]

約数ペア:

[(1, 19045998), (2, 9522999), (3, 6348666), (6, 3174333), (9, 2116222), (18, 1058111), (47, 405234), (94, 202617), (141, 135078), (282, 67539), (423, 45026), (479, 39762), (846, 22513), (958, 19881), (1437, 13254), (2209, 8622), (2874, 6627), (4311, 4418)]