20189664

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6373}}^1$

素因数の和:6400

約数の個数: 72

約数和(自身を含む): 62643672

約数和(自身を除く): 42454008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6373, 12746, 19119, 25492, 38238, 50984, 57357, 70103, 76476, 101968, 114714, 140206, 152952, 203936, 210309, 229428, 280412, 305904, 420618, 458856, 560824, 611808, 630927, 841236, 917712, 1121648, 1261854, 1682472, 1835424, 2243296, 2523708, 3364944, 5047416, 6729888, 10094832, 20189664]

約数ペア:

[(1, 20189664), (2, 10094832), (3, 6729888), (4, 5047416), (6, 3364944), (8, 2523708), (9, 2243296), (11, 1835424), (12, 1682472), (16, 1261854), (18, 1121648), (22, 917712), (24, 841236), (32, 630927), (33, 611808), (36, 560824), (44, 458856), (48, 420618), (66, 305904), (72, 280412), (88, 229428), (96, 210309), (99, 203936), (132, 152952), (144, 140206), (176, 114714), (198, 101968), (264, 76476), (288, 70103), (352, 57357), (396, 50984), (528, 38238), (792, 25492), (1056, 19119), (1584, 12746), (3168, 6373)]