20964672

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2141}}^1$

素因数の和:2176

約数の個数: 84

約数和(自身を含む): 63655956

約数和(自身を除く): 42691284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 2141, 2448, 3264, 4282, 4896, 6423, 8564, 9792, 12846, 17128, 19269, 25692, 34256, 36397, 38538, 51384, 68512, 72794, 77076, 102768, 109191, 137024, 145588, 154152, 205536, 218382, 291176, 308304, 327573, 411072, 436764, 582352, 616608, 655146, 873528, 1164704, 1233216, 1310292, 1747056, 2329408, 2620584, 3494112, 5241168, 6988224, 10482336, 20964672]

約数ペア:

[(1, 20964672), (2, 10482336), (3, 6988224), (4, 5241168), (6, 3494112), (8, 2620584), (9, 2329408), (12, 1747056), (16, 1310292), (17, 1233216), (18, 1164704), (24, 873528), (32, 655146), (34, 616608), (36, 582352), (48, 436764), (51, 411072), (64, 327573), (68, 308304), (72, 291176), (96, 218382), (102, 205536), (136, 154152), (144, 145588), (153, 137024), (192, 109191), (204, 102768), (272, 77076), (288, 72794), (306, 68512), (408, 51384), (544, 38538), (576, 36397), (612, 34256), (816, 25692), (1088, 19269), (1224, 17128), (1632, 12846), (2141, 9792), (2448, 8564), (3264, 6423), (4282, 4896)]