19927149376

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{2451667}}^1$

素因数の和:2451806

約数の個数: 28

約数和(自身を含む): 39854315008

約数和(自身を除く): 19927165632

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 2451667, 4903334, 9806668, 19613336, 39226672, 78453344, 156906688, 311361709, 622723418, 1245446836, 2490893672, 4981787344, 9963574688, 19927149376]

約数ペア:

[(1, 19927149376), (2, 9963574688), (4, 4981787344), (8, 2490893672), (16, 1245446836), (32, 622723418), (64, 311361709), (127, 156906688), (254, 78453344), (508, 39226672), (1016, 19613336), (2032, 9806668), (4064, 4903334), (8128, 2451667)]