238647568

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{222619}}^1$

素因数の和:222694

約数の個数: 20

約数和(自身を含む): 469282960

約数和(自身を除く): 230635392

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 222619, 445238, 890476, 1780952, 3561904, 14915473, 29830946, 59661892, 119323784, 238647568]

約数ペア:

[(1, 238647568), (2, 119323784), (4, 59661892), (8, 29830946), (16, 14915473), (67, 3561904), (134, 1780952), (268, 890476), (536, 445238), (1072, 222619)]