18673872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 55651200

約数和(自身を除く): 36977328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 149, 168, 298, 336, 373, 447, 596, 746, 894, 1043, 1119, 1192, 1492, 1788, 2086, 2238, 2384, 2611, 2984, 3129, 3576, 4172, 4476, 5222, 5968, 6258, 7152, 7833, 8344, 8952, 10444, 12516, 15666, 16688, 17904, 20888, 25032, 31332, 41776, 50064, 55577, 62664, 111154, 125328, 166731, 222308, 333462, 389039, 444616, 666924, 778078, 889232, 1167117, 1333848, 1556156, 2334234, 2667696, 3112312, 4668468, 6224624, 9336936, 18673872]

約数ペア:

[(1, 18673872), (2, 9336936), (3, 6224624), (4, 4668468), (6, 3112312), (7, 2667696), (8, 2334234), (12, 1556156), (14, 1333848), (16, 1167117), (21, 889232), (24, 778078), (28, 666924), (42, 444616), (48, 389039), (56, 333462), (84, 222308), (112, 166731), (149, 125328), (168, 111154), (298, 62664), (336, 55577), (373, 50064), (447, 41776), (596, 31332), (746, 25032), (894, 20888), (1043, 17904), (1119, 16688), (1192, 15666), (1492, 12516), (1788, 10444), (2086, 8952), (2238, 8344), (2384, 7833), (2611, 7152), (2984, 6258), (3129, 5968), (3576, 5222), (4172, 4476)]