18466784

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4339}}^1$

素因数の和:4375

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 25280416

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4339, 8678, 17356, 30373, 34712, 60746, 69424, 82441, 121492, 138848, 164882, 242984, 329764, 485968, 577087, 659528, 971936, 1154174, 1319056, 2308348, 2638112, 4616696, 9233392, 18466784]

約数ペア:

[(1, 18466784), (2, 9233392), (4, 4616696), (7, 2638112), (8, 2308348), (14, 1319056), (16, 1154174), (19, 971936), (28, 659528), (32, 577087), (38, 485968), (56, 329764), (76, 242984), (112, 164882), (133, 138848), (152, 121492), (224, 82441), (266, 69424), (304, 60746), (532, 34712), (608, 30373), (1064, 17356), (2128, 8678), (4256, 4339)]