20565696

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:158

約数の個数: 112

約数和(自身を含む): 57936384

約数和(自身を除く): 37370688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 47, 48, 53, 64, 86, 94, 96, 106, 129, 141, 159, 172, 188, 192, 212, 258, 282, 318, 344, 376, 424, 516, 564, 636, 688, 752, 848, 1032, 1128, 1272, 1376, 1504, 1696, 2021, 2064, 2256, 2279, 2491, 2544, 2752, 3008, 3392, 4042, 4128, 4512, 4558, 4982, 5088, 6063, 6837, 7473, 8084, 8256, 9024, 9116, 9964, 10176, 12126, 13674, 14946, 16168, 18232, 19928, 24252, 27348, 29892, 32336, 36464, 39856, 48504, 54696, 59784, 64672, 72928, 79712, 97008, 107113, 109392, 119568, 129344, 145856, 159424, 194016, 214226, 218784, 239136, 321339, 388032, 428452, 437568, 478272, 642678, 856904, 1285356, 1713808, 2570712, 3427616, 5141424, 6855232, 10282848, 20565696]

約数ペア:

[(1, 20565696), (2, 10282848), (3, 6855232), (4, 5141424), (6, 3427616), (8, 2570712), (12, 1713808), (16, 1285356), (24, 856904), (32, 642678), (43, 478272), (47, 437568), (48, 428452), (53, 388032), (64, 321339), (86, 239136), (94, 218784), (96, 214226), (106, 194016), (129, 159424), (141, 145856), (159, 129344), (172, 119568), (188, 109392), (192, 107113), (212, 97008), (258, 79712), (282, 72928), (318, 64672), (344, 59784), (376, 54696), (424, 48504), (516, 39856), (564, 36464), (636, 32336), (688, 29892), (752, 27348), (848, 24252), (1032, 19928), (1128, 18232), (1272, 16168), (1376, 14946), (1504, 13674), (1696, 12126), (2021, 10176), (2064, 9964), (2256, 9116), (2279, 9024), (2491, 8256), (2544, 8084), (2752, 7473), (3008, 6837), (3392, 6063), (4042, 5088), (4128, 4982), (4512, 4558)]