20628072

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:935

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 41709528

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, 887, 969, 1224, 1292, 1368, 1774, 1938, 2584, 2661, 2907, 3548, 3876, 5322, 5814, 7096, 7752, 7983, 10644, 11628, 15079, 15966, 16853, 21288, 23256, 30158, 31932, 33706, 45237, 50559, 60316, 63864, 67412, 90474, 101118, 120632, 134824, 135711, 151677, 180948, 202236, 271422, 286501, 303354, 361896, 404472, 542844, 573002, 606708, 859503, 1085688, 1146004, 1213416, 1719006, 2292008, 2578509, 3438012, 5157018, 6876024, 10314036, 20628072]

約数ペア:

[(1, 20628072), (2, 10314036), (3, 6876024), (4, 5157018), (6, 3438012), (8, 2578509), (9, 2292008), (12, 1719006), (17, 1213416), (18, 1146004), (19, 1085688), (24, 859503), (34, 606708), (36, 573002), (38, 542844), (51, 404472), (57, 361896), (68, 303354), (72, 286501), (76, 271422), (102, 202236), (114, 180948), (136, 151677), (152, 135711), (153, 134824), (171, 120632), (204, 101118), (228, 90474), (306, 67412), (323, 63864), (342, 60316), (408, 50559), (456, 45237), (612, 33706), (646, 31932), (684, 30158), (887, 23256), (969, 21288), (1224, 16853), (1292, 15966), (1368, 15079), (1774, 11628), (1938, 10644), (2584, 7983), (2661, 7752), (2907, 7096), (3548, 5814), (3876, 5322)]