19687608

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{1009}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 53570400

約数和(自身を除く): 33882792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 1009, 1084, 1626, 2018, 2168, 2439, 3027, 3252, 4036, 4878, 6054, 6504, 8072, 9081, 9756, 12108, 18162, 19512, 24216, 36324, 72648, 273439, 546878, 820317, 1093756, 1640634, 2187512, 2460951, 3281268, 4921902, 6562536, 9843804, 19687608]

約数ペア:

[(1, 19687608), (2, 9843804), (3, 6562536), (4, 4921902), (6, 3281268), (8, 2460951), (9, 2187512), (12, 1640634), (18, 1093756), (24, 820317), (36, 546878), (72, 273439), (271, 72648), (542, 36324), (813, 24216), (1009, 19512), (1084, 18162), (1626, 12108), (2018, 9756), (2168, 9081), (2439, 8072), (3027, 6504), (3252, 6054), (4036, 4878)]