20211771824

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54923293}}^1$

素因数の和:54923324

約数の個数: 20

約数和(自身を含む): 40862930736

約数和(自身を除く): 20651158912

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54923293, 109846586, 219693172, 439386344, 878772688, 1263235739, 2526471478, 5052942956, 10105885912, 20211771824]

約数ペア:

[(1, 20211771824), (2, 10105885912), (4, 5052942956), (8, 2526471478), (16, 1263235739), (23, 878772688), (46, 439386344), (92, 219693172), (184, 109846586), (368, 54923293)]