18719208

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 52704000

約数和(自身を除く): 33984792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1097, 1422, 1896, 2133, 2194, 2844, 3291, 4266, 4388, 5688, 6582, 8532, 8776, 9873, 13164, 17064, 19746, 26328, 29619, 39492, 59238, 78984, 86663, 118476, 173326, 236952, 259989, 346652, 519978, 693304, 779967, 1039956, 1559934, 2079912, 2339901, 3119868, 4679802, 6239736, 9359604, 18719208]

約数ペア:

[(1, 18719208), (2, 9359604), (3, 6239736), (4, 4679802), (6, 3119868), (8, 2339901), (9, 2079912), (12, 1559934), (18, 1039956), (24, 779967), (27, 693304), (36, 519978), (54, 346652), (72, 259989), (79, 236952), (108, 173326), (158, 118476), (216, 86663), (237, 78984), (316, 59238), (474, 39492), (632, 29619), (711, 26328), (948, 19746), (1097, 17064), (1422, 13164), (1896, 9873), (2133, 8776), (2194, 8532), (2844, 6582), (3291, 5688), (4266, 4388)]