19168758

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 54604800

約数和(自身を除く): 35436042

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 27, 34, 38, 42, 51, 54, 57, 63, 102, 114, 119, 126, 133, 153, 157, 171, 189, 238, 266, 306, 314, 323, 342, 357, 378, 399, 459, 471, 513, 646, 714, 798, 918, 942, 969, 1026, 1071, 1099, 1197, 1413, 1938, 2142, 2198, 2261, 2394, 2669, 2826, 2907, 2983, 3213, 3297, 3591, 4239, 4522, 5338, 5814, 5966, 6426, 6594, 6783, 7182, 8007, 8478, 8721, 8949, 9891, 13566, 16014, 17442, 17898, 18683, 19782, 20349, 20881, 24021, 26847, 29673, 37366, 40698, 41762, 48042, 50711, 53694, 56049, 59346, 61047, 62643, 72063, 80541, 101422, 112098, 122094, 125286, 144126, 152133, 161082, 168147, 187929, 304266, 336294, 354977, 375858, 456399, 504441, 563787, 709954, 912798, 1008882, 1064931, 1127574, 1369197, 2129862, 2738394, 3194793, 6389586, 9584379, 19168758]

約数ペア:

[(1, 19168758), (2, 9584379), (3, 6389586), (6, 3194793), (7, 2738394), (9, 2129862), (14, 1369197), (17, 1127574), (18, 1064931), (19, 1008882), (21, 912798), (27, 709954), (34, 563787), (38, 504441), (42, 456399), (51, 375858), (54, 354977), (57, 336294), (63, 304266), (102, 187929), (114, 168147), (119, 161082), (126, 152133), (133, 144126), (153, 125286), (157, 122094), (171, 112098), (189, 101422), (238, 80541), (266, 72063), (306, 62643), (314, 61047), (323, 59346), (342, 56049), (357, 53694), (378, 50711), (399, 48042), (459, 41762), (471, 40698), (513, 37366), (646, 29673), (714, 26847), (798, 24021), (918, 20881), (942, 20349), (969, 19782), (1026, 18683), (1071, 17898), (1099, 17442), (1197, 16014), (1413, 13566), (1938, 9891), (2142, 8949), (2198, 8721), (2261, 8478), (2394, 8007), (2669, 7182), (2826, 6783), (2907, 6594), (2983, 6426), (3213, 5966), (3297, 5814), (3591, 5338), (4239, 4522)]