64564432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{212383}}^1$

素因数の和:212410

約数の個数: 20

約数和(自身を含む): 131678080

約数和(自身を除く): 67113648

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 212383, 424766, 849532, 1699064, 3398128, 4035277, 8070554, 16141108, 32282216, 64564432]

約数ペア:

[(1, 64564432), (2, 32282216), (4, 16141108), (8, 8070554), (16, 4035277), (19, 3398128), (38, 1699064), (76, 849532), (152, 424766), (304, 212383)]