20148577024

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{8167}}^1$

素因数の和:8625

約数の個数: 72

約数和(自身を含む): 42072387840

約数和(自身を除く): 21923810816

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 419, 736, 838, 1472, 1676, 2944, 3352, 5888, 6704, 8167, 9637, 13408, 16334, 19274, 26816, 32668, 38548, 53632, 65336, 77096, 107264, 130672, 154192, 187841, 261344, 308384, 375682, 522688, 616768, 751364, 1045376, 1233536, 1502728, 2090752, 2467072, 3005456, 3421973, 6010912, 6843946, 12021824, 13687892, 24043648, 27375784, 48087296, 54751568, 78705379, 109503136, 157410758, 219006272, 314821516, 438012544, 629643032, 876025088, 1259286064, 2518572128, 5037144256, 10074288512, 20148577024]

約数ペア:

[(1, 20148577024), (2, 10074288512), (4, 5037144256), (8, 2518572128), (16, 1259286064), (23, 876025088), (32, 629643032), (46, 438012544), (64, 314821516), (92, 219006272), (128, 157410758), (184, 109503136), (256, 78705379), (368, 54751568), (419, 48087296), (736, 27375784), (838, 24043648), (1472, 13687892), (1676, 12021824), (2944, 6843946), (3352, 6010912), (5888, 3421973), (6704, 3005456), (8167, 2467072), (9637, 2090752), (13408, 1502728), (16334, 1233536), (19274, 1045376), (26816, 751364), (32668, 616768), (38548, 522688), (53632, 375682), (65336, 308384), (77096, 261344), (107264, 187841), (130672, 154192)]