18309865469

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1\times {\mathrm{523}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 21482625024

約数和(自身を除く): 3172759555

約数列:

[1, 7, 61, 163, 427, 503, 523, 1141, 3521, 3661, 9943, 30683, 31903, 69601, 81989, 85249, 214781, 223321, 263069, 573923, 596743, 1841483, 5001329, 5200189, 16047209, 35009303, 36401323, 42880247, 112330463, 300161729, 2615695067, 18309865469]

約数ペア:

[(1, 18309865469), (7, 2615695067), (61, 300161729), (163, 112330463), (427, 42880247), (503, 36401323), (523, 35009303), (1141, 16047209), (3521, 5200189), (3661, 5001329), (9943, 1841483), (30683, 596743), (31903, 573923), (69601, 263069), (81989, 223321), (85249, 214781)]