19992666

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 41606208

約数和(自身を除く): 21613542

約数列:

[1, 2, 3, 6, 41, 67, 82, 123, 134, 201, 246, 402, 1213, 2426, 2747, 3639, 5494, 7278, 8241, 16482, 49733, 81271, 99466, 149199, 162542, 243813, 298398, 487626, 3332111, 6664222, 9996333, 19992666]

約数ペア:

[(1, 19992666), (2, 9996333), (3, 6664222), (6, 3332111), (41, 487626), (67, 298398), (82, 243813), (123, 162542), (134, 149199), (201, 99466), (246, 81271), (402, 49733), (1213, 16482), (2426, 8241), (2747, 7278), (3639, 5494)]