19665846

素因数分解:

$2^1\times 3^2\times {\mathrm{523}}^1\times {\mathrm{2089}}^1$

素因数の和:2620

約数の個数: 24

約数和(自身を含む): 42711240

約数和(自身を除く): 23045394

約数列:

[1, 2, 3, 6, 9, 18, 523, 1046, 1569, 2089, 3138, 4178, 4707, 6267, 9414, 12534, 18801, 37602, 1092547, 2185094, 3277641, 6555282, 9832923, 19665846]

約数ペア:

[(1, 19665846), (2, 9832923), (3, 6555282), (6, 3277641), (9, 2185094), (18, 1092547), (523, 37602), (1046, 18801), (1569, 12534), (2089, 9414), (3138, 6267), (4178, 4707)]