18948736

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{4001}}^1$

素因数の和:4052

約数の個数: 32

約数和(自身を含む): 38779380

約数和(自身を除く): 19830644

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 1184, 2368, 4001, 4736, 8002, 16004, 32008, 64016, 128032, 148037, 256064, 296074, 512128, 592148, 1184296, 2368592, 4737184, 9474368, 18948736]

約数ペア:

[(1, 18948736), (2, 9474368), (4, 4737184), (8, 2368592), (16, 1184296), (32, 592148), (37, 512128), (64, 296074), (74, 256064), (128, 148037), (148, 128032), (296, 64016), (592, 32008), (1184, 16004), (2368, 8002), (4001, 4736)]