20738736

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{2441}}^1$

素因数の和:2514

約数の個数: 60

約数和(自身を含む): 59047560

約数和(自身を除く): 38308824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2441, 2832, 4248, 4882, 7323, 8496, 9764, 14646, 19528, 21969, 29292, 39056, 43938, 58584, 87876, 117168, 144019, 175752, 288038, 351504, 432057, 576076, 864114, 1152152, 1296171, 1728228, 2304304, 2592342, 3456456, 5184684, 6912912, 10369368, 20738736]

約数ペア:

[(1, 20738736), (2, 10369368), (3, 6912912), (4, 5184684), (6, 3456456), (8, 2592342), (9, 2304304), (12, 1728228), (16, 1296171), (18, 1152152), (24, 864114), (36, 576076), (48, 432057), (59, 351504), (72, 288038), (118, 175752), (144, 144019), (177, 117168), (236, 87876), (354, 58584), (472, 43938), (531, 39056), (708, 29292), (944, 21969), (1062, 19528), (1416, 14646), (2124, 9764), (2441, 8496), (2832, 7323), (4248, 4882)]