19813770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11587}}^1$

素因数の和:11619

約数の個数: 48

約数和(自身を含む): 54231840

約数和(自身を除く): 34418070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11587, 23174, 34761, 57935, 69522, 104283, 115870, 173805, 208566, 220153, 347610, 440306, 521415, 660459, 1042830, 1100765, 1320918, 1981377, 2201530, 3302295, 3962754, 6604590, 9906885, 19813770]

約数ペア:

[(1, 19813770), (2, 9906885), (3, 6604590), (5, 3962754), (6, 3302295), (9, 2201530), (10, 1981377), (15, 1320918), (18, 1100765), (19, 1042830), (30, 660459), (38, 521415), (45, 440306), (57, 347610), (90, 220153), (95, 208566), (114, 173805), (171, 115870), (190, 104283), (285, 69522), (342, 57935), (570, 34761), (855, 23174), (1710, 11587)]