18269944

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 45964800

約数和(自身を除く): 27694856

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 223, 266, 308, 392, 418, 446, 532, 539, 616, 836, 892, 931, 1064, 1078, 1463, 1561, 1672, 1784, 1862, 2156, 2453, 2926, 3122, 3724, 4237, 4312, 4906, 5852, 6244, 7448, 8474, 9812, 10241, 10927, 11704, 12488, 16948, 17171, 19624, 20482, 21854, 29659, 33896, 34342, 40964, 43708, 46607, 59318, 68684, 81928, 87416, 93214, 118636, 120197, 137368, 186428, 207613, 237272, 240394, 326249, 372856, 415226, 480788, 652498, 830452, 961576, 1304996, 1660904, 2283743, 2609992, 4567486, 9134972, 18269944]

約数ペア:

[(1, 18269944), (2, 9134972), (4, 4567486), (7, 2609992), (8, 2283743), (11, 1660904), (14, 1304996), (19, 961576), (22, 830452), (28, 652498), (38, 480788), (44, 415226), (49, 372856), (56, 326249), (76, 240394), (77, 237272), (88, 207613), (98, 186428), (133, 137368), (152, 120197), (154, 118636), (196, 93214), (209, 87416), (223, 81928), (266, 68684), (308, 59318), (392, 46607), (418, 43708), (446, 40964), (532, 34342), (539, 33896), (616, 29659), (836, 21854), (892, 20482), (931, 19624), (1064, 17171), (1078, 16948), (1463, 12488), (1561, 11704), (1672, 10927), (1784, 10241), (1862, 9812), (2156, 8474), (2453, 7448), (2926, 6244), (3122, 5852), (3724, 4906), (4237, 4312)]