20392704

素因数分解:

$2^8\times 3^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 108

約数和(自身を含む): 60265296

約数和(自身を除く): 39872592

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, 167, 192, 212, 256, 288, 318, 334, 384, 424, 477, 501, 576, 636, 668, 768, 848, 954, 1002, 1152, 1272, 1336, 1503, 1696, 1908, 2004, 2304, 2544, 2672, 3006, 3392, 3816, 4008, 5088, 5344, 6012, 6784, 7632, 8016, 8851, 10176, 10688, 12024, 13568, 15264, 16032, 17702, 20352, 21376, 24048, 26553, 30528, 32064, 35404, 40704, 42752, 48096, 53106, 61056, 64128, 70808, 79659, 96192, 106212, 122112, 128256, 141616, 159318, 192384, 212424, 283232, 318636, 384768, 424848, 566464, 637272, 849696, 1132928, 1274544, 1699392, 2265856, 2549088, 3398784, 5098176, 6797568, 10196352, 20392704]

約数ペア:

[(1, 20392704), (2, 10196352), (3, 6797568), (4, 5098176), (6, 3398784), (8, 2549088), (9, 2265856), (12, 1699392), (16, 1274544), (18, 1132928), (24, 849696), (32, 637272), (36, 566464), (48, 424848), (53, 384768), (64, 318636), (72, 283232), (96, 212424), (106, 192384), (128, 159318), (144, 141616), (159, 128256), (167, 122112), (192, 106212), (212, 96192), (256, 79659), (288, 70808), (318, 64128), (334, 61056), (384, 53106), (424, 48096), (477, 42752), (501, 40704), (576, 35404), (636, 32064), (668, 30528), (768, 26553), (848, 24048), (954, 21376), (1002, 20352), (1152, 17702), (1272, 16032), (1336, 15264), (1503, 13568), (1696, 12024), (1908, 10688), (2004, 10176), (2304, 8851), (2544, 8016), (2672, 7632), (3006, 6784), (3392, 6012), (3816, 5344), (4008, 5088)]