18734202

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 41850432

約数和(自身を除く): 23116230

約数列:

[1, 2, 3, 6, 9, 18, 71, 107, 137, 142, 213, 214, 274, 321, 411, 426, 639, 642, 822, 963, 1233, 1278, 1926, 2466, 7597, 9727, 14659, 15194, 19454, 22791, 29181, 29318, 43977, 45582, 58362, 68373, 87543, 87954, 131931, 136746, 175086, 263862, 1040789, 2081578, 3122367, 6244734, 9367101, 18734202]

約数ペア:

[(1, 18734202), (2, 9367101), (3, 6244734), (6, 3122367), (9, 2081578), (18, 1040789), (71, 263862), (107, 175086), (137, 136746), (142, 131931), (213, 87954), (214, 87543), (274, 68373), (321, 58362), (411, 45582), (426, 43977), (639, 29318), (642, 29181), (822, 22791), (963, 19454), (1233, 15194), (1278, 14659), (1926, 9727), (2466, 7597)]