20888948830

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{39413111}}^1$

素因数の和:39413171

約数の個数: 16

約数和(自身を含む): 38309544864

約数和(自身を除く): 17420596034

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 39413111, 78826222, 197065555, 394131110, 2088894883, 4177789766, 10444474415, 20888948830]

約数ペア:

[(1, 20888948830), (2, 10444474415), (5, 4177789766), (10, 2088894883), (53, 394131110), (106, 197065555), (265, 78826222), (530, 39413111)]