20108688

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1344

約数の個数: 80

約数和(自身を含む): 57942720

約数和(自身を除く): 37834032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1297, 1938, 2584, 2594, 3876, 3891, 5168, 5188, 7752, 7782, 10376, 15504, 15564, 20752, 22049, 24643, 31128, 44098, 49286, 62256, 66147, 73929, 88196, 98572, 132294, 147858, 176392, 197144, 264588, 295716, 352784, 394288, 418931, 529176, 591432, 837862, 1058352, 1182864, 1256793, 1675724, 2513586, 3351448, 5027172, 6702896, 10054344, 20108688]

約数ペア:

[(1, 20108688), (2, 10054344), (3, 6702896), (4, 5027172), (6, 3351448), (8, 2513586), (12, 1675724), (16, 1256793), (17, 1182864), (19, 1058352), (24, 837862), (34, 591432), (38, 529176), (48, 418931), (51, 394288), (57, 352784), (68, 295716), (76, 264588), (102, 197144), (114, 176392), (136, 147858), (152, 132294), (204, 98572), (228, 88196), (272, 73929), (304, 66147), (323, 62256), (408, 49286), (456, 44098), (646, 31128), (816, 24643), (912, 22049), (969, 20752), (1292, 15564), (1297, 15504), (1938, 10376), (2584, 7782), (2594, 7752), (3876, 5188), (3891, 5168)]