19824318

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 46033920

約数和(自身を除く): 26209602

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 73, 94, 107, 141, 146, 214, 219, 282, 321, 423, 438, 642, 657, 846, 963, 1269, 1314, 1926, 1971, 2538, 2889, 3431, 3942, 5029, 5778, 6862, 7811, 10058, 10293, 15087, 15622, 20586, 23433, 30174, 30879, 45261, 46866, 61758, 70299, 90522, 92637, 135783, 140598, 185274, 210897, 271566, 367117, 421794, 734234, 1101351, 2202702, 3304053, 6608106, 9912159, 19824318]

約数ペア:

[(1, 19824318), (2, 9912159), (3, 6608106), (6, 3304053), (9, 2202702), (18, 1101351), (27, 734234), (47, 421794), (54, 367117), (73, 271566), (94, 210897), (107, 185274), (141, 140598), (146, 135783), (214, 92637), (219, 90522), (282, 70299), (321, 61758), (423, 46866), (438, 45261), (642, 30879), (657, 30174), (846, 23433), (963, 20586), (1269, 15622), (1314, 15087), (1926, 10293), (1971, 10058), (2538, 7811), (2889, 6862), (3431, 5778), (3942, 5029)]