388045312

素因数分解:

$2^9\times {\mathrm{509}}^1\times {\mathrm{1489}}^1$

素因数の和:2016

約数の個数: 40

約数和(自身を含む): 777377700

約数和(自身を除く): 389332388

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 509, 512, 1018, 1489, 2036, 2978, 4072, 5956, 8144, 11912, 16288, 23824, 32576, 47648, 65152, 95296, 130304, 190592, 260608, 381184, 757901, 762368, 1515802, 3031604, 6063208, 12126416, 24252832, 48505664, 97011328, 194022656, 388045312]

約数ペア:

[(1, 388045312), (2, 194022656), (4, 97011328), (8, 48505664), (16, 24252832), (32, 12126416), (64, 6063208), (128, 3031604), (256, 1515802), (509, 762368), (512, 757901), (1018, 381184), (1489, 260608), (2036, 190592), (2978, 130304), (4072, 95296), (5956, 65152), (8144, 47648), (11912, 32576), (16288, 23824)]