31997976

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 86054400

約数和(自身を除く): 54056424

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 893, 1128, 1493, 1786, 2679, 2986, 3572, 4479, 5358, 5972, 7144, 8958, 10716, 11944, 17916, 21432, 28367, 35832, 56734, 70171, 85101, 113468, 140342, 170202, 210513, 226936, 280684, 340404, 421026, 561368, 680808, 842052, 1333249, 1684104, 2666498, 3999747, 5332996, 7999494, 10665992, 15998988, 31997976]

約数ペア:

[(1, 31997976), (2, 15998988), (3, 10665992), (4, 7999494), (6, 5332996), (8, 3999747), (12, 2666498), (19, 1684104), (24, 1333249), (38, 842052), (47, 680808), (57, 561368), (76, 421026), (94, 340404), (114, 280684), (141, 226936), (152, 210513), (188, 170202), (228, 140342), (282, 113468), (376, 85101), (456, 70171), (564, 56734), (893, 35832), (1128, 28367), (1493, 21432), (1786, 17916), (2679, 11944), (2986, 10716), (3572, 8958), (4479, 7144), (5358, 5972)]