20348614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{421}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 36156960

約数和(自身を除く): 15808346

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 421, 842, 1859, 2197, 3718, 4394, 4631, 5473, 9262, 10946, 24167, 48334, 60203, 71149, 120406, 142298, 782639, 924937, 1565278, 1849874, 10174307, 20348614]

約数ペア:

[(1, 20348614), (2, 10174307), (11, 1849874), (13, 1565278), (22, 924937), (26, 782639), (143, 142298), (169, 120406), (286, 71149), (338, 60203), (421, 48334), (842, 24167), (1859, 10946), (2197, 9262), (3718, 5473), (4394, 4631)]