64387504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211801}}^1$

素因数の和:211828

約数の個数: 20

約数和(自身を含む): 131317240

約数和(自身を除く): 66929736

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 211801, 423602, 847204, 1694408, 3388816, 4024219, 8048438, 16096876, 32193752, 64387504]

約数ペア:

[(1, 64387504), (2, 32193752), (4, 16096876), (8, 8048438), (16, 4024219), (19, 3388816), (38, 1694408), (76, 847204), (152, 423602), (304, 211801)]