18392380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 42084000

約数和(自身を除く): 23691620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 1669, 2204, 2755, 3338, 5510, 6676, 8345, 11020, 16690, 31711, 33380, 48401, 63422, 96802, 126844, 158555, 193604, 242005, 317110, 484010, 634220, 919619, 968020, 1839238, 3678476, 4598095, 9196190, 18392380]

約数ペア:

[(1, 18392380), (2, 9196190), (4, 4598095), (5, 3678476), (10, 1839238), (19, 968020), (20, 919619), (29, 634220), (38, 484010), (58, 317110), (76, 242005), (95, 193604), (116, 158555), (145, 126844), (190, 96802), (290, 63422), (380, 48401), (551, 33380), (580, 31711), (1102, 16690), (1669, 11020), (2204, 8345), (2755, 6676), (3338, 5510)]