20691932

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 37133040

約数和(自身を除く): 16441108

約数列:

[1, 2, 4, 61, 122, 137, 244, 274, 548, 619, 1238, 2476, 8357, 16714, 33428, 37759, 75518, 84803, 151036, 169606, 339212, 5172983, 10345966, 20691932]

約数ペア:

[(1, 20691932), (2, 10345966), (4, 5172983), (61, 339212), (122, 169606), (137, 151036), (244, 84803), (274, 75518), (548, 37759), (619, 33428), (1238, 16714), (2476, 8357)]