18620448

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 61669440

約数和(自身を除く): 43048992

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, 121, 132, 154, 168, 176, 224, 229, 231, 242, 264, 308, 336, 352, 363, 458, 462, 484, 528, 616, 672, 687, 726, 847, 916, 924, 968, 1056, 1232, 1374, 1452, 1603, 1694, 1832, 1848, 1936, 2464, 2519, 2541, 2748, 2904, 3206, 3388, 3664, 3696, 3872, 4809, 5038, 5082, 5496, 5808, 6412, 6776, 7328, 7392, 7557, 9618, 10076, 10164, 10992, 11616, 12824, 13552, 15114, 17633, 19236, 20152, 20328, 21984, 25648, 27104, 27709, 30228, 35266, 38472, 40304, 40656, 51296, 52899, 55418, 60456, 70532, 76944, 80608, 81312, 83127, 105798, 110836, 120912, 141064, 153888, 166254, 193963, 211596, 221672, 241824, 282128, 332508, 387926, 423192, 443344, 564256, 581889, 665016, 775852, 846384, 886688, 1163778, 1330032, 1551704, 1692768, 2327556, 2660064, 3103408, 4655112, 6206816, 9310224, 18620448]

約数ペア:

[(1, 18620448), (2, 9310224), (3, 6206816), (4, 4655112), (6, 3103408), (7, 2660064), (8, 2327556), (11, 1692768), (12, 1551704), (14, 1330032), (16, 1163778), (21, 886688), (22, 846384), (24, 775852), (28, 665016), (32, 581889), (33, 564256), (42, 443344), (44, 423192), (48, 387926), (56, 332508), (66, 282128), (77, 241824), (84, 221672), (88, 211596), (96, 193963), (112, 166254), (121, 153888), (132, 141064), (154, 120912), (168, 110836), (176, 105798), (224, 83127), (229, 81312), (231, 80608), (242, 76944), (264, 70532), (308, 60456), (336, 55418), (352, 52899), (363, 51296), (458, 40656), (462, 40304), (484, 38472), (528, 35266), (616, 30228), (672, 27709), (687, 27104), (726, 25648), (847, 21984), (916, 20328), (924, 20152), (968, 19236), (1056, 17633), (1232, 15114), (1374, 13552), (1452, 12824), (1603, 11616), (1694, 10992), (1832, 10164), (1848, 10076), (1936, 9618), (2464, 7557), (2519, 7392), (2541, 7328), (2748, 6776), (2904, 6412), (3206, 5808), (3388, 5496), (3664, 5082), (3696, 5038), (3872, 4809)]