19327428

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{2089}}^1$

素因数の和:2356

約数の個数: 36

約数和(自身を含む): 49069020

約数和(自身を除く): 29741592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2089, 2313, 3084, 4178, 4626, 6267, 8356, 9252, 12534, 18801, 25068, 37602, 75204, 536873, 1073746, 1610619, 2147492, 3221238, 4831857, 6442476, 9663714, 19327428]

約数ペア:

[(1, 19327428), (2, 9663714), (3, 6442476), (4, 4831857), (6, 3221238), (9, 2147492), (12, 1610619), (18, 1073746), (36, 536873), (257, 75204), (514, 37602), (771, 25068), (1028, 18801), (1542, 12534), (2089, 9252), (2313, 8356), (3084, 6267), (4178, 4626)]