38720128

素因数分解:

$2^7\times {\mathrm{113}}^1\times {\mathrm{2677}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 77849460

約数和(自身を除く): 39129332

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 452, 904, 1808, 2677, 3616, 5354, 7232, 10708, 14464, 21416, 42832, 85664, 171328, 302501, 342656, 605002, 1210004, 2420008, 4840016, 9680032, 19360064, 38720128]

約数ペア:

[(1, 38720128), (2, 19360064), (4, 9680032), (8, 4840016), (16, 2420008), (32, 1210004), (64, 605002), (113, 342656), (128, 302501), (226, 171328), (452, 85664), (904, 42832), (1808, 21416), (2677, 14464), (3616, 10708), (5354, 7232)]