19005389150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{190913}}^1$

素因数の和:191117

約数の個数: 48

約数和(自身を含む): 38776924368

約数和(自身を除く): 19771535218

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 181, 275, 362, 550, 905, 1810, 1991, 3982, 4525, 9050, 9955, 19910, 49775, 99550, 190913, 381826, 954565, 1909130, 2100043, 4200086, 4772825, 9545650, 10500215, 21000430, 34555253, 52501075, 69110506, 105002150, 172776265, 345552530, 380107783, 760215566, 863881325, 1727762650, 1900538915, 3801077830, 9502694575, 19005389150]

約数ペア:

[(1, 19005389150), (2, 9502694575), (5, 3801077830), (10, 1900538915), (11, 1727762650), (22, 863881325), (25, 760215566), (50, 380107783), (55, 345552530), (110, 172776265), (181, 105002150), (275, 69110506), (362, 52501075), (550, 34555253), (905, 21000430), (1810, 10500215), (1991, 9545650), (3982, 4772825), (4525, 4200086), (9050, 2100043), (9955, 1909130), (19910, 954565), (49775, 381826), (99550, 190913)]