16147720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21247}}^1$

素因数の和:21277

約数の個数: 32

約数和(自身を含む): 38246400

約数和(自身を除く): 22098680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21247, 42494, 84988, 106235, 169976, 212470, 403693, 424940, 807386, 849880, 1614772, 2018465, 3229544, 4036930, 8073860, 16147720]

約数ペア:

[(1, 16147720), (2, 8073860), (4, 4036930), (5, 3229544), (8, 2018465), (10, 1614772), (19, 849880), (20, 807386), (38, 424940), (40, 403693), (76, 212470), (95, 169976), (152, 106235), (190, 84988), (380, 42494), (760, 21247)]