20817792

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1100

約数の個数: 96

約数和(自身を含む): 63488880

約数和(自身を除く): 42671088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 272, 288, 306, 384, 408, 544, 576, 612, 816, 1063, 1088, 1152, 1224, 1632, 2126, 2176, 2448, 3189, 3264, 4252, 4896, 6378, 6528, 8504, 9567, 9792, 12756, 17008, 18071, 19134, 19584, 25512, 34016, 36142, 38268, 51024, 54213, 68032, 72284, 76536, 102048, 108426, 136064, 144568, 153072, 162639, 204096, 216852, 289136, 306144, 325278, 408192, 433704, 578272, 612288, 650556, 867408, 1156544, 1224576, 1301112, 1734816, 2313088, 2602224, 3469632, 5204448, 6939264, 10408896, 20817792]

約数ペア:

[(1, 20817792), (2, 10408896), (3, 6939264), (4, 5204448), (6, 3469632), (8, 2602224), (9, 2313088), (12, 1734816), (16, 1301112), (17, 1224576), (18, 1156544), (24, 867408), (32, 650556), (34, 612288), (36, 578272), (48, 433704), (51, 408192), (64, 325278), (68, 306144), (72, 289136), (96, 216852), (102, 204096), (128, 162639), (136, 153072), (144, 144568), (153, 136064), (192, 108426), (204, 102048), (272, 76536), (288, 72284), (306, 68032), (384, 54213), (408, 51024), (544, 38268), (576, 36142), (612, 34016), (816, 25512), (1063, 19584), (1088, 19134), (1152, 18071), (1224, 17008), (1632, 12756), (2126, 9792), (2176, 9567), (2448, 8504), (3189, 6528), (3264, 6378), (4252, 4896)]