20954362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 37848384

約数和(自身を除く): 16894022

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 1787, 3574, 5863, 11726, 19657, 23231, 39314, 46462, 73267, 146534, 255541, 511082, 805937, 952471, 1611874, 1904942, 10477181, 20954362]

約数ペア:

[(1, 20954362), (2, 10477181), (11, 1904942), (13, 1611874), (22, 952471), (26, 805937), (41, 511082), (82, 255541), (143, 146534), (286, 73267), (451, 46462), (533, 39314), (902, 23231), (1066, 19657), (1787, 11726), (3574, 5863)]