20798745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{541}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 36526464

約数和(自身を除く): 15727719

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 233, 541, 699, 1165, 1623, 2563, 2705, 3495, 5951, 7689, 8115, 12815, 17853, 29755, 38445, 89265, 126053, 378159, 630265, 1386583, 1890795, 4159749, 6932915, 20798745]

約数ペア:

[(1, 20798745), (3, 6932915), (5, 4159749), (11, 1890795), (15, 1386583), (33, 630265), (55, 378159), (165, 126053), (233, 89265), (541, 38445), (699, 29755), (1165, 17853), (1623, 12815), (2563, 8115), (2705, 7689), (3495, 5951)]