20746688

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10457}}^1$

素因数の和:10500

約数の個数: 28

約数和(自身を含む): 42501312

約数和(自身を除く): 21754624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10457, 20914, 41828, 83656, 167312, 324167, 334624, 648334, 669248, 1296668, 2593336, 5186672, 10373344, 20746688]

約数ペア:

[(1, 20746688), (2, 10373344), (4, 5186672), (8, 2593336), (16, 1296668), (31, 669248), (32, 648334), (62, 334624), (64, 324167), (124, 167312), (248, 83656), (496, 41828), (992, 20914), (1984, 10457)]