19427793

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 33349632

約数和(自身を除く): 13921839

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 2713, 7161, 8139, 18991, 29843, 56973, 84103, 89529, 208901, 252309, 588721, 626703, 925133, 1766163, 2775399, 6475931, 19427793]

約数ペア:

[(1, 19427793), (3, 6475931), (7, 2775399), (11, 1766163), (21, 925133), (31, 626703), (33, 588721), (77, 252309), (93, 208901), (217, 89529), (231, 84103), (341, 56973), (651, 29843), (1023, 18991), (2387, 8139), (2713, 7161)]