18707304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 59719680

約数和(自身を除く): 41012376

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 53, 56, 66, 77, 84, 88, 106, 132, 154, 159, 168, 191, 212, 231, 264, 308, 318, 371, 382, 424, 462, 573, 583, 616, 636, 742, 764, 924, 1113, 1146, 1166, 1272, 1337, 1484, 1528, 1749, 1848, 2101, 2226, 2292, 2332, 2674, 2968, 3498, 4011, 4081, 4202, 4452, 4584, 4664, 5348, 6303, 6996, 8022, 8162, 8404, 8904, 10123, 10696, 12243, 12606, 13992, 14707, 16044, 16324, 16808, 20246, 24486, 25212, 29414, 30369, 32088, 32648, 40492, 44121, 48972, 50424, 58828, 60738, 70861, 80984, 88242, 97944, 111353, 117656, 121476, 141722, 176484, 212583, 222706, 242952, 283444, 334059, 352968, 425166, 445412, 566888, 668118, 779471, 850332, 890824, 1336236, 1558942, 1700664, 2338413, 2672472, 3117884, 4676826, 6235768, 9353652, 18707304]

約数ペア:

[(1, 18707304), (2, 9353652), (3, 6235768), (4, 4676826), (6, 3117884), (7, 2672472), (8, 2338413), (11, 1700664), (12, 1558942), (14, 1336236), (21, 890824), (22, 850332), (24, 779471), (28, 668118), (33, 566888), (42, 445412), (44, 425166), (53, 352968), (56, 334059), (66, 283444), (77, 242952), (84, 222706), (88, 212583), (106, 176484), (132, 141722), (154, 121476), (159, 117656), (168, 111353), (191, 97944), (212, 88242), (231, 80984), (264, 70861), (308, 60738), (318, 58828), (371, 50424), (382, 48972), (424, 44121), (462, 40492), (573, 32648), (583, 32088), (616, 30369), (636, 29414), (742, 25212), (764, 24486), (924, 20246), (1113, 16808), (1146, 16324), (1166, 16044), (1272, 14707), (1337, 13992), (1484, 12606), (1528, 12243), (1749, 10696), (1848, 10123), (2101, 8904), (2226, 8404), (2292, 8162), (2332, 8022), (2674, 6996), (2968, 6303), (3498, 5348), (4011, 4664), (4081, 4584), (4202, 4452)]