66866768

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{46957}}^1$

素因数の和:47054

約数の個数: 20

約数和(自身を含む): 131012820

約数和(自身を除く): 64146052

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 46957, 93914, 187828, 375656, 751312, 4179173, 8358346, 16716692, 33433384, 66866768]

約数ペア:

[(1, 66866768), (2, 33433384), (4, 16716692), (8, 8358346), (16, 4179173), (89, 751312), (178, 375656), (356, 187828), (712, 93914), (1424, 46957)]