72431152

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{266291}}^1$

素因数の和:266316

約数の個数: 20

約数和(自身を含む): 148590936

約数和(自身を除く): 76159784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 266291, 532582, 1065164, 2130328, 4260656, 4526947, 9053894, 18107788, 36215576, 72431152]

約数ペア:

[(1, 72431152), (2, 36215576), (4, 18107788), (8, 9053894), (16, 4526947), (17, 4260656), (34, 2130328), (68, 1065164), (136, 532582), (272, 266291)]