20172768

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1$

素因数の和:2760

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 45871392

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 224, 231, 264, 308, 336, 352, 462, 528, 616, 672, 924, 1056, 1232, 1848, 2464, 2729, 3696, 5458, 7392, 8187, 10916, 16374, 19103, 21832, 30019, 32748, 38206, 43664, 57309, 60038, 65496, 76412, 87328, 90057, 114618, 120076, 130992, 152824, 180114, 210133, 229236, 240152, 261984, 305648, 360228, 420266, 458472, 480304, 611296, 630399, 720456, 840532, 916944, 960608, 1260798, 1440912, 1681064, 1833888, 2521596, 2881824, 3362128, 5043192, 6724256, 10086384, 20172768]

約数ペア:

[(1, 20172768), (2, 10086384), (3, 6724256), (4, 5043192), (6, 3362128), (7, 2881824), (8, 2521596), (11, 1833888), (12, 1681064), (14, 1440912), (16, 1260798), (21, 960608), (22, 916944), (24, 840532), (28, 720456), (32, 630399), (33, 611296), (42, 480304), (44, 458472), (48, 420266), (56, 360228), (66, 305648), (77, 261984), (84, 240152), (88, 229236), (96, 210133), (112, 180114), (132, 152824), (154, 130992), (168, 120076), (176, 114618), (224, 90057), (231, 87328), (264, 76412), (308, 65496), (336, 60038), (352, 57309), (462, 43664), (528, 38206), (616, 32748), (672, 30019), (924, 21832), (1056, 19103), (1232, 16374), (1848, 10916), (2464, 8187), (2729, 7392), (3696, 5458)]