19999266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4909}}^1$

素因数の和:5018

約数の個数: 32

約数和(自身を含む): 46193280

約数和(自身を除く): 26194014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 4909, 9818, 14727, 29454, 34363, 68726, 103089, 206178, 476173, 952346, 1428519, 2857038, 3333211, 6666422, 9999633, 19999266]

約数ペア:

[(1, 19999266), (2, 9999633), (3, 6666422), (6, 3333211), (7, 2857038), (14, 1428519), (21, 952346), (42, 476173), (97, 206178), (194, 103089), (291, 68726), (582, 34363), (679, 29454), (1358, 14727), (2037, 9818), (4074, 4909)]