20867286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{751}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 45697536

約数和(自身を除く): 24830250

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 421, 751, 842, 1263, 1502, 2253, 2526, 4506, 4631, 8261, 9262, 13893, 16522, 24783, 27786, 49566, 316171, 632342, 948513, 1897026, 3477881, 6955762, 10433643, 20867286]

約数ペア:

[(1, 20867286), (2, 10433643), (3, 6955762), (6, 3477881), (11, 1897026), (22, 948513), (33, 632342), (66, 316171), (421, 49566), (751, 27786), (842, 24783), (1263, 16522), (1502, 13893), (2253, 9262), (2526, 8261), (4506, 4631)]