20645295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{593}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 36267264

約数和(自身を除く): 15621969

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 211, 593, 633, 1055, 1779, 2321, 2965, 3165, 6523, 6963, 8895, 11605, 19569, 32615, 34815, 97845, 125123, 375369, 625615, 1376353, 1876845, 4129059, 6881765, 20645295]

約数ペア:

[(1, 20645295), (3, 6881765), (5, 4129059), (11, 1876845), (15, 1376353), (33, 625615), (55, 375369), (165, 125123), (211, 97845), (593, 34815), (633, 32615), (1055, 19569), (1779, 11605), (2321, 8895), (2965, 6963), (3165, 6523)]