20934272

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4044

約数の個数: 32

約数和(自身を含む): 42732900

約数和(自身を除く): 21798628

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 3989, 5248, 7978, 15956, 31912, 63824, 127648, 163549, 255296, 327098, 510592, 654196, 1308392, 2616784, 5233568, 10467136, 20934272]

約数ペア:

[(1, 20934272), (2, 10467136), (4, 5233568), (8, 2616784), (16, 1308392), (32, 654196), (41, 510592), (64, 327098), (82, 255296), (128, 163549), (164, 127648), (328, 63824), (656, 31912), (1312, 15956), (2624, 7978), (3989, 5248)]