38668656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 111104000

約数和(自身を除く): 72435344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 1999, 2418, 3224, 3998, 4836, 5997, 6448, 7996, 9672, 11994, 15992, 19344, 23988, 25987, 31984, 47976, 51974, 61969, 77961, 95952, 103948, 123938, 155922, 185907, 207896, 247876, 311844, 371814, 415792, 495752, 623688, 743628, 805597, 991504, 1247376, 1487256, 1611194, 2416791, 2974512, 3222388, 4833582, 6444776, 9667164, 12889552, 19334328, 38668656]

約数ペア:

[(1, 38668656), (2, 19334328), (3, 12889552), (4, 9667164), (6, 6444776), (8, 4833582), (12, 3222388), (13, 2974512), (16, 2416791), (24, 1611194), (26, 1487256), (31, 1247376), (39, 991504), (48, 805597), (52, 743628), (62, 623688), (78, 495752), (93, 415792), (104, 371814), (124, 311844), (156, 247876), (186, 207896), (208, 185907), (248, 155922), (312, 123938), (372, 103948), (403, 95952), (496, 77961), (624, 61969), (744, 51974), (806, 47976), (1209, 31984), (1488, 25987), (1612, 23988), (1999, 19344), (2418, 15992), (3224, 11994), (3998, 9672), (4836, 7996), (5997, 6448)]