19931778

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2351}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 44593920

約数和(自身を除く): 24662142

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2351, 2826, 4239, 4702, 7053, 8478, 14106, 21159, 42318, 63477, 126954, 369107, 738214, 1107321, 2214642, 3321963, 6643926, 9965889, 19931778]

約数ペア:

[(1, 19931778), (2, 9965889), (3, 6643926), (6, 3321963), (9, 2214642), (18, 1107321), (27, 738214), (54, 369107), (157, 126954), (314, 63477), (471, 42318), (942, 21159), (1413, 14106), (2351, 8478), (2826, 7053), (4239, 4702)]