20305676

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 36456000

約数和(自身を除く): 16150324

約数列:

[1, 2, 4, 59, 118, 139, 236, 278, 556, 619, 1238, 2476, 8201, 16402, 32804, 36521, 73042, 86041, 146084, 172082, 344164, 5076419, 10152838, 20305676]

約数ペア:

[(1, 20305676), (2, 10152838), (4, 5076419), (59, 344164), (118, 172082), (139, 146084), (236, 86041), (278, 73042), (556, 36521), (619, 32804), (1238, 16402), (2476, 8201)]