20124885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5303}}^1$

素因数の和:5345

約数の個数: 32

約数和(自身を含む): 36661248

約数和(自身を除く): 16536363

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 5303, 15909, 26515, 58333, 79545, 121969, 174999, 291665, 365907, 609845, 874995, 1341659, 1829535, 4024977, 6708295, 20124885]

約数ペア:

[(1, 20124885), (3, 6708295), (5, 4024977), (11, 1829535), (15, 1341659), (23, 874995), (33, 609845), (55, 365907), (69, 291665), (115, 174999), (165, 121969), (253, 79545), (345, 58333), (759, 26515), (1265, 15909), (3795, 5303)]