20636793

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 34444800

約数和(自身を除く): 13808007

約数列:

[1, 3, 9, 17, 19, 31, 51, 57, 93, 153, 171, 229, 279, 323, 527, 589, 687, 969, 1581, 1767, 2061, 2907, 3893, 4351, 4743, 5301, 7099, 10013, 11679, 13053, 21297, 30039, 35037, 39159, 63891, 73967, 90117, 120683, 134881, 221901, 362049, 404643, 665703, 1086147, 1213929, 2292977, 6878931, 20636793]

約数ペア:

[(1, 20636793), (3, 6878931), (9, 2292977), (17, 1213929), (19, 1086147), (31, 665703), (51, 404643), (57, 362049), (93, 221901), (153, 134881), (171, 120683), (229, 90117), (279, 73967), (323, 63891), (527, 39159), (589, 35037), (687, 30039), (969, 21297), (1581, 13053), (1767, 11679), (2061, 10013), (2907, 7099), (3893, 5301), (4351, 4743)]