18047848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1907}}^1$

素因数の和:1946

約数の個数: 48

約数和(自身を含む): 41899680

約数和(自身を除く): 23851832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1907, 2366, 3814, 4732, 7628, 9464, 13349, 15256, 24791, 26698, 49582, 53396, 99164, 106792, 173537, 198328, 322283, 347074, 644566, 694148, 1289132, 1388296, 2255981, 2578264, 4511962, 9023924, 18047848]

約数ペア:

[(1, 18047848), (2, 9023924), (4, 4511962), (7, 2578264), (8, 2255981), (13, 1388296), (14, 1289132), (26, 694148), (28, 644566), (52, 347074), (56, 322283), (91, 198328), (104, 173537), (169, 106792), (182, 99164), (338, 53396), (364, 49582), (676, 26698), (728, 24791), (1183, 15256), (1352, 13349), (1907, 9464), (2366, 7628), (3814, 4732)]