19810924

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2039}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 39755520

約数和(自身を除く): 19944596

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 2039, 2429, 4078, 4858, 8156, 9716, 14273, 28546, 57092, 707533, 1415066, 2830132, 4952731, 9905462, 19810924]

約数ペア:

[(1, 19810924), (2, 9905462), (4, 4952731), (7, 2830132), (14, 1415066), (28, 707533), (347, 57092), (694, 28546), (1388, 14273), (2039, 9716), (2429, 8156), (4078, 4858)]