19051263

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 35283456

約数和(自身を除く): 16232193

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 743, 777, 1221, 2229, 2331, 2849, 3663, 5201, 6687, 8173, 8547, 15603, 24519, 25641, 27491, 46809, 57211, 73557, 82473, 171633, 192437, 247419, 302401, 514899, 577311, 907203, 1731933, 2116807, 2721609, 6350421, 19051263]

約数ペア:

[(1, 19051263), (3, 6350421), (7, 2721609), (9, 2116807), (11, 1731933), (21, 907203), (33, 577311), (37, 514899), (63, 302401), (77, 247419), (99, 192437), (111, 171633), (231, 82473), (259, 73557), (333, 57211), (407, 46809), (693, 27491), (743, 25641), (777, 24519), (1221, 15603), (2229, 8547), (2331, 8173), (2849, 6687), (3663, 5201)]