18908058

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 42426720

約数和(自身を除く): 23518662

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 169, 174, 338, 377, 507, 643, 754, 1014, 1131, 1286, 1929, 2262, 3858, 4901, 8359, 9802, 14703, 16718, 18647, 25077, 29406, 37294, 50154, 55941, 108667, 111882, 217334, 242411, 326001, 484822, 652002, 727233, 1454466, 3151343, 6302686, 9454029, 18908058]

約数ペア:

[(1, 18908058), (2, 9454029), (3, 6302686), (6, 3151343), (13, 1454466), (26, 727233), (29, 652002), (39, 484822), (58, 326001), (78, 242411), (87, 217334), (169, 111882), (174, 108667), (338, 55941), (377, 50154), (507, 37294), (643, 29406), (754, 25077), (1014, 18647), (1131, 16718), (1286, 14703), (1929, 9802), (2262, 8359), (3858, 4901)]