19297122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 26062878

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 57, 58, 78, 87, 114, 174, 247, 377, 449, 494, 551, 741, 754, 898, 1102, 1131, 1347, 1482, 1653, 2262, 2694, 3306, 5837, 7163, 8531, 11674, 13021, 14326, 17062, 17511, 21489, 25593, 26042, 35022, 39063, 42978, 51186, 78126, 110903, 169273, 221806, 247399, 332709, 338546, 494798, 507819, 665418, 742197, 1015638, 1484394, 3216187, 6432374, 9648561, 19297122]

約数ペア:

[(1, 19297122), (2, 9648561), (3, 6432374), (6, 3216187), (13, 1484394), (19, 1015638), (26, 742197), (29, 665418), (38, 507819), (39, 494798), (57, 338546), (58, 332709), (78, 247399), (87, 221806), (114, 169273), (174, 110903), (247, 78126), (377, 51186), (449, 42978), (494, 39063), (551, 35022), (741, 26042), (754, 25593), (898, 21489), (1102, 17511), (1131, 17062), (1347, 14326), (1482, 13021), (1653, 11674), (2262, 8531), (2694, 7163), (3306, 5837)]