19285968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 55440896

約数和(自身を除く): 36154928

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, 997, 1209, 1488, 1612, 1994, 2418, 2991, 3224, 3988, 4836, 5982, 6448, 7976, 9672, 11964, 12961, 15952, 19344, 23928, 25922, 30907, 38883, 47856, 51844, 61814, 77766, 92721, 103688, 123628, 155532, 185442, 207376, 247256, 311064, 370884, 401791, 494512, 622128, 741768, 803582, 1205373, 1483536, 1607164, 2410746, 3214328, 4821492, 6428656, 9642984, 19285968]

約数ペア:

[(1, 19285968), (2, 9642984), (3, 6428656), (4, 4821492), (6, 3214328), (8, 2410746), (12, 1607164), (13, 1483536), (16, 1205373), (24, 803582), (26, 741768), (31, 622128), (39, 494512), (48, 401791), (52, 370884), (62, 311064), (78, 247256), (93, 207376), (104, 185442), (124, 155532), (156, 123628), (186, 103688), (208, 92721), (248, 77766), (312, 61814), (372, 51844), (403, 47856), (496, 38883), (624, 30907), (744, 25922), (806, 23928), (997, 19344), (1209, 15952), (1488, 12961), (1612, 11964), (1994, 9672), (2418, 7976), (2991, 6448), (3224, 5982), (3988, 4836)]