20488536

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 61916400

約数和(自身を除く): 41427864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 34, 36, 38, 51, 57, 68, 72, 76, 102, 114, 136, 152, 153, 171, 204, 228, 306, 323, 342, 408, 456, 612, 646, 684, 881, 969, 1224, 1292, 1368, 1762, 1938, 2584, 2643, 2907, 3524, 3876, 5286, 5814, 7048, 7752, 7929, 10572, 11628, 14977, 15858, 16739, 21144, 23256, 29954, 31716, 33478, 44931, 50217, 59908, 63432, 66956, 89862, 100434, 119816, 133912, 134793, 150651, 179724, 200868, 269586, 284563, 301302, 359448, 401736, 539172, 569126, 602604, 853689, 1078344, 1138252, 1205208, 1707378, 2276504, 2561067, 3414756, 5122134, 6829512, 10244268, 20488536]

約数ペア:

[(1, 20488536), (2, 10244268), (3, 6829512), (4, 5122134), (6, 3414756), (8, 2561067), (9, 2276504), (12, 1707378), (17, 1205208), (18, 1138252), (19, 1078344), (24, 853689), (34, 602604), (36, 569126), (38, 539172), (51, 401736), (57, 359448), (68, 301302), (72, 284563), (76, 269586), (102, 200868), (114, 179724), (136, 150651), (152, 134793), (153, 133912), (171, 119816), (204, 100434), (228, 89862), (306, 66956), (323, 63432), (342, 59908), (408, 50217), (456, 44931), (612, 33478), (646, 31716), (684, 29954), (881, 23256), (969, 21144), (1224, 16739), (1292, 15858), (1368, 14977), (1762, 11628), (1938, 10572), (2584, 7929), (2643, 7752), (2907, 7048), (3524, 5814), (3876, 5286)]