19695616

素因数分解:

$2^{11}\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 40294800

約数和(自身を除く): 20599184

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 163, 236, 256, 326, 472, 512, 652, 944, 1024, 1304, 1888, 2048, 2608, 3776, 5216, 7552, 9617, 10432, 15104, 19234, 20864, 30208, 38468, 41728, 60416, 76936, 83456, 120832, 153872, 166912, 307744, 333824, 615488, 1230976, 2461952, 4923904, 9847808, 19695616]

約数ペア:

[(1, 19695616), (2, 9847808), (4, 4923904), (8, 2461952), (16, 1230976), (32, 615488), (59, 333824), (64, 307744), (118, 166912), (128, 153872), (163, 120832), (236, 83456), (256, 76936), (326, 60416), (472, 41728), (512, 38468), (652, 30208), (944, 20864), (1024, 19234), (1304, 15104), (1888, 10432), (2048, 9617), (2608, 7552), (3776, 5216)]