19243833

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 30446592

約数和(自身を除く): 11202759

約数列:

[1, 3, 7, 21, 43, 101, 129, 211, 301, 303, 633, 707, 903, 1477, 2121, 4343, 4431, 9073, 13029, 21311, 27219, 30401, 63511, 63933, 91203, 149177, 190533, 447531, 916373, 2749119, 6414611, 19243833]

約数ペア:

[(1, 19243833), (3, 6414611), (7, 2749119), (21, 916373), (43, 447531), (101, 190533), (129, 149177), (211, 91203), (301, 63933), (303, 63511), (633, 30401), (707, 27219), (903, 21311), (1477, 13029), (2121, 9073), (4343, 4431)]