18996876374

素因数分解:

$2^1\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{633187}}^1$

素因数の和:635339

約数の個数: 16

約数和(自身を含む): 32581321728

約数和(自身を除く): 13584445354

約数列:

[1, 2, 7, 14, 2143, 4286, 15001, 30002, 633187, 1266374, 4432309, 8864618, 1356919741, 2713839482, 9498438187, 18996876374]

約数ペア:

[(1, 18996876374), (2, 9498438187), (7, 2713839482), (14, 1356919741), (2143, 8864618), (4286, 4432309), (15001, 1266374), (30002, 633187)]