20758944

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^2\times {\mathrm{599}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 57607200

約数和(自身を除く): 36848256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 361, 456, 599, 608, 722, 912, 1083, 1198, 1444, 1797, 1824, 2166, 2396, 2888, 3594, 4332, 4792, 5776, 7188, 8664, 9584, 11381, 11552, 14376, 17328, 19168, 22762, 28752, 34143, 34656, 45524, 57504, 68286, 91048, 136572, 182096, 216239, 273144, 364192, 432478, 546288, 648717, 864956, 1092576, 1297434, 1729912, 2594868, 3459824, 5189736, 6919648, 10379472, 20758944]

約数ペア:

[(1, 20758944), (2, 10379472), (3, 6919648), (4, 5189736), (6, 3459824), (8, 2594868), (12, 1729912), (16, 1297434), (19, 1092576), (24, 864956), (32, 648717), (38, 546288), (48, 432478), (57, 364192), (76, 273144), (96, 216239), (114, 182096), (152, 136572), (228, 91048), (304, 68286), (361, 57504), (456, 45524), (599, 34656), (608, 34143), (722, 28752), (912, 22762), (1083, 19168), (1198, 17328), (1444, 14376), (1797, 11552), (1824, 11381), (2166, 9584), (2396, 8664), (2888, 7188), (3594, 5776), (4332, 4792)]