19607247

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 32947200

約数和(自身を除く): 13339953

約数列:

[1, 3, 9, 11, 23, 33, 69, 79, 99, 109, 207, 237, 253, 327, 711, 759, 869, 981, 1199, 1817, 2277, 2507, 2607, 3597, 5451, 7521, 7821, 8611, 10791, 16353, 19987, 22563, 25833, 27577, 59961, 77499, 82731, 94721, 179883, 198053, 248193, 284163, 594159, 852489, 1782477, 2178583, 6535749, 19607247]

約数ペア:

[(1, 19607247), (3, 6535749), (9, 2178583), (11, 1782477), (23, 852489), (33, 594159), (69, 284163), (79, 248193), (99, 198053), (109, 179883), (207, 94721), (237, 82731), (253, 77499), (327, 59961), (711, 27577), (759, 25833), (869, 22563), (981, 19987), (1199, 16353), (1817, 10791), (2277, 8611), (2507, 7821), (2607, 7521), (3597, 5451)]