19118988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{75869}}^1$

素因数の和:75886

約数の個数: 36

約数和(自身を含む): 55233360

約数和(自身を除く): 36114372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 75869, 151738, 227607, 303476, 455214, 531083, 682821, 910428, 1062166, 1365642, 1593249, 2124332, 2731284, 3186498, 4779747, 6372996, 9559494, 19118988]

約数ペア:

[(1, 19118988), (2, 9559494), (3, 6372996), (4, 4779747), (6, 3186498), (7, 2731284), (9, 2124332), (12, 1593249), (14, 1365642), (18, 1062166), (21, 910428), (28, 682821), (36, 531083), (42, 455214), (63, 303476), (84, 227607), (126, 151738), (252, 75869)]