20053165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2447}}^1$

素因数の和:2612

約数の個数: 16

約数和(自身を含む): 26438400

約数和(自身を除く): 6385235

約数列:

[1, 5, 11, 55, 149, 745, 1639, 2447, 8195, 12235, 26917, 134585, 364603, 1823015, 4010633, 20053165]

約数ペア:

[(1, 20053165), (5, 4010633), (11, 1823015), (55, 364603), (149, 134585), (745, 26917), (1639, 12235), (2447, 8195)]