20180921388

素因数分解:

$2^2\times 3^1\times {\mathrm{4157}}^1\times {\mathrm{404557}}^1$

素因数の和:408721

約数の個数: 24

約数和(自身を含む): 47100260592

約数和(自身を除く): 26919339204

約数列:

[1, 2, 3, 4, 6, 12, 4157, 8314, 12471, 16628, 24942, 49884, 404557, 809114, 1213671, 1618228, 2427342, 4854684, 1681743449, 3363486898, 5045230347, 6726973796, 10090460694, 20180921388]

約数ペア:

[(1, 20180921388), (2, 10090460694), (3, 6726973796), (4, 5045230347), (6, 3363486898), (12, 1681743449), (4157, 4854684), (8314, 2427342), (12471, 1618228), (16628, 1213671), (24942, 809114), (49884, 404557)]