1819759390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1471}}^1$

素因数の和:1897

約数の個数: 64

約数和(自身を含む): 3662807040

約数和(自身を除く): 1843047650

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 383, 646, 766, 1471, 1615, 1915, 2942, 3230, 3830, 6511, 7277, 7355, 13022, 14554, 14710, 25007, 27949, 32555, 36385, 50014, 55898, 65110, 72770, 123709, 125035, 139745, 247418, 250070, 279490, 475133, 563393, 618545, 950266, 1126786, 1237090, 2375665, 2816965, 4751330, 5633930, 9577681, 10704467, 19155362, 21408934, 47888405, 53522335, 95776810, 107044670, 181975939, 363951878, 909879695, 1819759390]

約数ペア:

[(1, 1819759390), (2, 909879695), (5, 363951878), (10, 181975939), (17, 107044670), (19, 95776810), (34, 53522335), (38, 47888405), (85, 21408934), (95, 19155362), (170, 10704467), (190, 9577681), (323, 5633930), (383, 4751330), (646, 2816965), (766, 2375665), (1471, 1237090), (1615, 1126786), (1915, 950266), (2942, 618545), (3230, 563393), (3830, 475133), (6511, 279490), (7277, 250070), (7355, 247418), (13022, 139745), (14554, 125035), (14710, 123709), (25007, 72770), (27949, 65110), (32555, 55898), (36385, 50014)]