19275830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{541}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 39804480

約数和(自身を除く): 20528650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 509, 541, 1018, 1082, 2545, 2705, 3563, 3787, 5090, 5410, 7126, 7574, 17815, 18935, 35630, 37870, 275369, 550738, 1376845, 1927583, 2753690, 3855166, 9637915, 19275830]

約数ペア:

[(1, 19275830), (2, 9637915), (5, 3855166), (7, 2753690), (10, 1927583), (14, 1376845), (35, 550738), (70, 275369), (509, 37870), (541, 35630), (1018, 18935), (1082, 17815), (2545, 7574), (2705, 7126), (3563, 5410), (3787, 5090)]