678683504

素因数分解:

$2^4\times {\mathrm{1061}}^1\times {\mathrm{39979}}^1$

素因数の和:41048

約数の個数: 20

約数和(自身を含む): 1316221560

約数和(自身を除く): 637538056

約数列:

[1, 2, 4, 8, 16, 1061, 2122, 4244, 8488, 16976, 39979, 79958, 159916, 319832, 639664, 42417719, 84835438, 169670876, 339341752, 678683504]

約数ペア:

[(1, 678683504), (2, 339341752), (4, 169670876), (8, 84835438), (16, 42417719), (1061, 639664), (2122, 319832), (4244, 159916), (8488, 79958), (16976, 39979)]