1064492416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{639719}}^1$

素因数の和:639746

約数の個数: 32

約数和(自身を含む): 2283800400

約数和(自身を除く): 1219307984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 639719, 1279438, 2558876, 5117752, 8316347, 10235504, 16632694, 20471008, 33265388, 40942016, 66530776, 81884032, 133061552, 266123104, 532246208, 1064492416]

約数ペア:

[(1, 1064492416), (2, 532246208), (4, 266123104), (8, 133061552), (13, 81884032), (16, 66530776), (26, 40942016), (32, 33265388), (52, 20471008), (64, 16632694), (104, 10235504), (128, 8316347), (208, 5117752), (416, 2558876), (832, 1279438), (1664, 639719)]