20379045

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 34013952

約数和(自身を除く): 13634907

約数列:

[1, 3, 5, 15, 37, 73, 111, 185, 219, 365, 503, 555, 1095, 1509, 2515, 2701, 7545, 8103, 13505, 18611, 36719, 40515, 55833, 93055, 110157, 183595, 279165, 550785, 1358603, 4075809, 6793015, 20379045]

約数ペア:

[(1, 20379045), (3, 6793015), (5, 4075809), (15, 1358603), (37, 550785), (73, 279165), (111, 183595), (185, 110157), (219, 93055), (365, 55833), (503, 40515), (555, 36719), (1095, 18611), (1509, 13505), (2515, 8103), (2701, 7545)]