19195550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2053}}^1$

素因数の和:2093

約数の個数: 48

約数和(自身を含む): 41260752

約数和(自身を除く): 22065202

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2053, 4106, 4675, 9350, 10265, 20530, 22583, 34901, 45166, 51325, 69802, 102650, 112915, 174505, 225830, 349010, 383911, 564575, 767822, 872525, 1129150, 1745050, 1919555, 3839110, 9597775, 19195550]

約数ペア:

[(1, 19195550), (2, 9597775), (5, 3839110), (10, 1919555), (11, 1745050), (17, 1129150), (22, 872525), (25, 767822), (34, 564575), (50, 383911), (55, 349010), (85, 225830), (110, 174505), (170, 112915), (187, 102650), (275, 69802), (374, 51325), (425, 45166), (550, 34901), (850, 22583), (935, 20530), (1870, 10265), (2053, 9350), (4106, 4675)]