20539152

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7507}}^1$

素因数の和:7540

約数の個数: 60

約数和(自身を含む): 60514480

約数和(自身を除く): 39975328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7507, 15014, 22521, 30028, 45042, 60056, 67563, 90084, 120112, 135126, 142633, 180168, 270252, 285266, 360336, 427899, 540504, 570532, 855798, 1081008, 1141064, 1283697, 1711596, 2282128, 2567394, 3423192, 5134788, 6846384, 10269576, 20539152]

約数ペア:

[(1, 20539152), (2, 10269576), (3, 6846384), (4, 5134788), (6, 3423192), (8, 2567394), (9, 2282128), (12, 1711596), (16, 1283697), (18, 1141064), (19, 1081008), (24, 855798), (36, 570532), (38, 540504), (48, 427899), (57, 360336), (72, 285266), (76, 270252), (114, 180168), (144, 142633), (152, 135126), (171, 120112), (228, 90084), (304, 67563), (342, 60056), (456, 45042), (684, 30028), (912, 22521), (1368, 15014), (2736, 7507)]