19152544

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20764256

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 449, 496, 688, 898, 992, 1333, 1376, 1796, 2666, 3592, 5332, 7184, 10664, 13919, 14368, 19307, 21328, 27838, 38614, 42656, 55676, 77228, 111352, 154456, 222704, 308912, 445408, 598517, 617824, 1197034, 2394068, 4788136, 9576272, 19152544]

約数ペア:

[(1, 19152544), (2, 9576272), (4, 4788136), (8, 2394068), (16, 1197034), (31, 617824), (32, 598517), (43, 445408), (62, 308912), (86, 222704), (124, 154456), (172, 111352), (248, 77228), (344, 55676), (449, 42656), (496, 38614), (688, 27838), (898, 21328), (992, 19307), (1333, 14368), (1376, 13919), (1796, 10664), (2666, 7184), (3592, 5332)]