20524728

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 61724160

約数和(自身を除く): 41199432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 372, 392, 434, 563, 588, 651, 744, 868, 1126, 1176, 1302, 1519, 1689, 1736, 2252, 2604, 3038, 3378, 3941, 4504, 4557, 5208, 6076, 6756, 7882, 9114, 11823, 12152, 13512, 15764, 17453, 18228, 23646, 27587, 31528, 34906, 36456, 47292, 52359, 55174, 69812, 82761, 94584, 104718, 110348, 122171, 139624, 165522, 209436, 220696, 244342, 331044, 366513, 418872, 488684, 662088, 733026, 855197, 977368, 1466052, 1710394, 2565591, 2932104, 3420788, 5131182, 6841576, 10262364, 20524728]

約数ペア:

[(1, 20524728), (2, 10262364), (3, 6841576), (4, 5131182), (6, 3420788), (7, 2932104), (8, 2565591), (12, 1710394), (14, 1466052), (21, 977368), (24, 855197), (28, 733026), (31, 662088), (42, 488684), (49, 418872), (56, 366513), (62, 331044), (84, 244342), (93, 220696), (98, 209436), (124, 165522), (147, 139624), (168, 122171), (186, 110348), (196, 104718), (217, 94584), (248, 82761), (294, 69812), (372, 55174), (392, 52359), (434, 47292), (563, 36456), (588, 34906), (651, 31528), (744, 27587), (868, 23646), (1126, 18228), (1176, 17453), (1302, 15764), (1519, 13512), (1689, 12152), (1736, 11823), (2252, 9114), (2604, 7882), (3038, 6756), (3378, 6076), (3941, 5208), (4504, 4557)]