20145366656

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9257981}}^1$

素因数の和:9258012

約数の個数: 32

約数和(自身を含む): 42494137380

約数和(自身を除く): 22348770724

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9257981, 18515962, 37031924, 74063848, 148127696, 157385677, 296255392, 314771354, 592510784, 629542708, 1185021568, 1259085416, 2518170832, 5036341664, 10072683328, 20145366656]

約数ペア:

[(1, 20145366656), (2, 10072683328), (4, 5036341664), (8, 2518170832), (16, 1259085416), (17, 1185021568), (32, 629542708), (34, 592510784), (64, 314771354), (68, 296255392), (128, 157385677), (136, 148127696), (272, 74063848), (544, 37031924), (1088, 18515962), (2176, 9257981)]