20869002

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 120

約数和(自身を含む): 59590080

約数和(自身を除く): 38721078

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 81, 98, 99, 126, 147, 154, 162, 189, 198, 231, 239, 294, 297, 378, 441, 462, 478, 539, 567, 594, 693, 717, 882, 891, 1078, 1134, 1323, 1386, 1434, 1617, 1673, 1782, 2079, 2151, 2629, 2646, 3234, 3346, 3969, 4158, 4302, 4851, 5019, 5258, 6237, 6453, 7887, 7938, 9702, 10038, 11711, 12474, 12906, 14553, 15057, 15774, 18403, 19359, 23422, 23661, 29106, 30114, 35133, 36806, 38718, 43659, 45171, 47322, 55209, 70266, 70983, 87318, 90342, 105399, 110418, 128821, 135513, 141966, 165627, 210798, 212949, 257642, 271026, 316197, 331254, 386463, 425898, 496881, 632394, 772926, 948591, 993762, 1159389, 1490643, 1897182, 2318778, 2981286, 3478167, 6956334, 10434501, 20869002]

約数ペア:

[(1, 20869002), (2, 10434501), (3, 6956334), (6, 3478167), (7, 2981286), (9, 2318778), (11, 1897182), (14, 1490643), (18, 1159389), (21, 993762), (22, 948591), (27, 772926), (33, 632394), (42, 496881), (49, 425898), (54, 386463), (63, 331254), (66, 316197), (77, 271026), (81, 257642), (98, 212949), (99, 210798), (126, 165627), (147, 141966), (154, 135513), (162, 128821), (189, 110418), (198, 105399), (231, 90342), (239, 87318), (294, 70983), (297, 70266), (378, 55209), (441, 47322), (462, 45171), (478, 43659), (539, 38718), (567, 36806), (594, 35133), (693, 30114), (717, 29106), (882, 23661), (891, 23422), (1078, 19359), (1134, 18403), (1323, 15774), (1386, 15057), (1434, 14553), (1617, 12906), (1673, 12474), (1782, 11711), (2079, 10038), (2151, 9702), (2629, 7938), (2646, 7887), (3234, 6453), (3346, 6237), (3969, 5258), (4158, 5019), (4302, 4851)]