19008550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 43390080

約数和(自身を除く): 24381530

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 25, 34, 38, 50, 55, 85, 95, 107, 110, 170, 187, 190, 209, 214, 275, 323, 374, 418, 425, 475, 535, 550, 646, 850, 935, 950, 1045, 1070, 1177, 1615, 1819, 1870, 2033, 2090, 2354, 2675, 3230, 3553, 3638, 4066, 4675, 5225, 5350, 5885, 7106, 8075, 9095, 9350, 10165, 10450, 11770, 16150, 17765, 18190, 20009, 20330, 22363, 29425, 34561, 35530, 40018, 44726, 45475, 50825, 58850, 69122, 88825, 90950, 100045, 101650, 111815, 172805, 177650, 200090, 223630, 345610, 380171, 500225, 559075, 760342, 864025, 1000450, 1118150, 1728050, 1900855, 3801710, 9504275, 19008550]

約数ペア:

[(1, 19008550), (2, 9504275), (5, 3801710), (10, 1900855), (11, 1728050), (17, 1118150), (19, 1000450), (22, 864025), (25, 760342), (34, 559075), (38, 500225), (50, 380171), (55, 345610), (85, 223630), (95, 200090), (107, 177650), (110, 172805), (170, 111815), (187, 101650), (190, 100045), (209, 90950), (214, 88825), (275, 69122), (323, 58850), (374, 50825), (418, 45475), (425, 44726), (475, 40018), (535, 35530), (550, 34561), (646, 29425), (850, 22363), (935, 20330), (950, 20009), (1045, 18190), (1070, 17765), (1177, 16150), (1615, 11770), (1819, 10450), (1870, 10165), (2033, 9350), (2090, 9095), (2354, 8075), (2675, 7106), (3230, 5885), (3553, 5350), (3638, 5225), (4066, 4675)]