20575872

素因数分解:

$2^7\times 3^2\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:410

約数の個数: 96

約数和(自身を含む): 60505380

約数和(自身を除く): 39929508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 128, 144, 159, 192, 212, 288, 318, 337, 384, 424, 477, 576, 636, 674, 848, 954, 1011, 1152, 1272, 1348, 1696, 1908, 2022, 2544, 2696, 3033, 3392, 3816, 4044, 5088, 5392, 6066, 6784, 7632, 8088, 10176, 10784, 12132, 15264, 16176, 17861, 20352, 21568, 24264, 30528, 32352, 35722, 43136, 48528, 53583, 61056, 64704, 71444, 97056, 107166, 129408, 142888, 160749, 194112, 214332, 285776, 321498, 388224, 428664, 571552, 642996, 857328, 1143104, 1285992, 1714656, 2286208, 2571984, 3429312, 5143968, 6858624, 10287936, 20575872]

約数ペア:

[(1, 20575872), (2, 10287936), (3, 6858624), (4, 5143968), (6, 3429312), (8, 2571984), (9, 2286208), (12, 1714656), (16, 1285992), (18, 1143104), (24, 857328), (32, 642996), (36, 571552), (48, 428664), (53, 388224), (64, 321498), (72, 285776), (96, 214332), (106, 194112), (128, 160749), (144, 142888), (159, 129408), (192, 107166), (212, 97056), (288, 71444), (318, 64704), (337, 61056), (384, 53583), (424, 48528), (477, 43136), (576, 35722), (636, 32352), (674, 30528), (848, 24264), (954, 21568), (1011, 20352), (1152, 17861), (1272, 16176), (1348, 15264), (1696, 12132), (1908, 10784), (2022, 10176), (2544, 8088), (2696, 7632), (3033, 6784), (3392, 6066), (3816, 5392), (4044, 5088)]