19473190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 18992090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 839, 1055, 1678, 2110, 2321, 4195, 4642, 8390, 9229, 11605, 18458, 23210, 46145, 92290, 177029, 354058, 885145, 1770290, 1947319, 3894638, 9736595, 19473190]

約数ペア:

[(1, 19473190), (2, 9736595), (5, 3894638), (10, 1947319), (11, 1770290), (22, 885145), (55, 354058), (110, 177029), (211, 92290), (422, 46145), (839, 23210), (1055, 18458), (1678, 11605), (2110, 9229), (2321, 8390), (4195, 4642)]