19883836

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7321}}^1$

素因数の和:7429

約数の個数: 24

約数和(自身を含む): 40183136

約数和(自身を除く): 20299300

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7321, 14642, 29284, 51247, 102494, 204988, 710137, 1420274, 2840548, 4970959, 9941918, 19883836]

約数ペア:

[(1, 19883836), (2, 9941918), (4, 4970959), (7, 2840548), (14, 1420274), (28, 710137), (97, 204988), (194, 102494), (388, 51247), (679, 29284), (1358, 14642), (2716, 7321)]