19861996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1093}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 44110080

約数和(自身を除く): 24248084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1093, 1298, 1652, 2186, 2596, 4372, 4543, 7651, 9086, 12023, 15302, 18172, 24046, 30604, 48092, 64487, 84161, 128974, 168322, 257948, 336644, 451409, 709357, 902818, 1418714, 1805636, 2837428, 4965499, 9930998, 19861996]

約数ペア:

[(1, 19861996), (2, 9930998), (4, 4965499), (7, 2837428), (11, 1805636), (14, 1418714), (22, 902818), (28, 709357), (44, 451409), (59, 336644), (77, 257948), (118, 168322), (154, 128974), (236, 84161), (308, 64487), (413, 48092), (649, 30604), (826, 24046), (1093, 18172), (1298, 15302), (1652, 12023), (2186, 9086), (2596, 7651), (4372, 4543)]