20465136

素因数分解:

$2^4\times 3^4\times {\mathrm{15791}}^1$

素因数の和:15811

約数の個数: 50

約数和(自身を含む): 59235792

約数和(自身を除く): 38770656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15791, 31582, 47373, 63164, 94746, 126328, 142119, 189492, 252656, 284238, 378984, 426357, 568476, 757968, 852714, 1136952, 1279071, 1705428, 2273904, 2558142, 3410856, 5116284, 6821712, 10232568, 20465136]

約数ペア:

[(1, 20465136), (2, 10232568), (3, 6821712), (4, 5116284), (6, 3410856), (8, 2558142), (9, 2273904), (12, 1705428), (16, 1279071), (18, 1136952), (24, 852714), (27, 757968), (36, 568476), (48, 426357), (54, 378984), (72, 284238), (81, 252656), (108, 189492), (144, 142119), (162, 126328), (216, 94746), (324, 63164), (432, 47373), (648, 31582), (1296, 15791)]