20303514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 59443200

約数和(自身を除く): 39139686

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 99, 114, 126, 133, 154, 171, 189, 198, 209, 231, 257, 266, 297, 342, 378, 399, 418, 462, 513, 514, 594, 627, 693, 771, 798, 1026, 1197, 1254, 1386, 1463, 1542, 1799, 1881, 2079, 2313, 2394, 2827, 2926, 3591, 3598, 3762, 4158, 4389, 4626, 4883, 5397, 5643, 5654, 6939, 7182, 8481, 8778, 9766, 10794, 11286, 13167, 13878, 14649, 16191, 16962, 19789, 25443, 26334, 29298, 32382, 34181, 39501, 39578, 43947, 48573, 50886, 53713, 59367, 68362, 76329, 79002, 87894, 97146, 102543, 107426, 118734, 131841, 152658, 161139, 178101, 205086, 263682, 307629, 322278, 356202, 375991, 483417, 534303, 615258, 751982, 922887, 966834, 1068606, 1127973, 1450251, 1845774, 2255946, 2900502, 3383919, 6767838, 10151757, 20303514]

約数ペア:

[(1, 20303514), (2, 10151757), (3, 6767838), (6, 3383919), (7, 2900502), (9, 2255946), (11, 1845774), (14, 1450251), (18, 1127973), (19, 1068606), (21, 966834), (22, 922887), (27, 751982), (33, 615258), (38, 534303), (42, 483417), (54, 375991), (57, 356202), (63, 322278), (66, 307629), (77, 263682), (99, 205086), (114, 178101), (126, 161139), (133, 152658), (154, 131841), (171, 118734), (189, 107426), (198, 102543), (209, 97146), (231, 87894), (257, 79002), (266, 76329), (297, 68362), (342, 59367), (378, 53713), (399, 50886), (418, 48573), (462, 43947), (513, 39578), (514, 39501), (594, 34181), (627, 32382), (693, 29298), (771, 26334), (798, 25443), (1026, 19789), (1197, 16962), (1254, 16191), (1386, 14649), (1463, 13878), (1542, 13167), (1799, 11286), (1881, 10794), (2079, 9766), (2313, 8778), (2394, 8481), (2827, 7182), (2926, 6939), (3591, 5654), (3598, 5643), (3762, 5397), (4158, 4883), (4389, 4626)]