19860288

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{2111}}^1$

素因数の和:2140

約数の個数: 84

約数和(自身を含む): 61155072

約数和(自身を除く): 41294784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2111, 2352, 3136, 4222, 4704, 6333, 8444, 9408, 12666, 14777, 16888, 25332, 29554, 33776, 44331, 50664, 59108, 67552, 88662, 101328, 103439, 118216, 135104, 177324, 202656, 206878, 236432, 310317, 354648, 405312, 413756, 472864, 620634, 709296, 827512, 945728, 1241268, 1418592, 1655024, 2482536, 2837184, 3310048, 4965072, 6620096, 9930144, 19860288]

約数ペア:

[(1, 19860288), (2, 9930144), (3, 6620096), (4, 4965072), (6, 3310048), (7, 2837184), (8, 2482536), (12, 1655024), (14, 1418592), (16, 1241268), (21, 945728), (24, 827512), (28, 709296), (32, 620634), (42, 472864), (48, 413756), (49, 405312), (56, 354648), (64, 310317), (84, 236432), (96, 206878), (98, 202656), (112, 177324), (147, 135104), (168, 118216), (192, 103439), (196, 101328), (224, 88662), (294, 67552), (336, 59108), (392, 50664), (448, 44331), (588, 33776), (672, 29554), (784, 25332), (1176, 16888), (1344, 14777), (1568, 12666), (2111, 9408), (2352, 8444), (3136, 6333), (4222, 4704)]