72571792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238723}}^1$

素因数の和:238750

約数の個数: 20

約数和(自身を含む): 148008880

約数和(自身を除く): 75437088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238723, 477446, 954892, 1909784, 3819568, 4535737, 9071474, 18142948, 36285896, 72571792]

約数ペア:

[(1, 72571792), (2, 36285896), (4, 18142948), (8, 9071474), (16, 4535737), (19, 3819568), (38, 1909784), (76, 954892), (152, 477446), (304, 238723)]