19742656

素因数分解:

$2^6\times {\mathrm{251}}^1\times {\mathrm{1229}}^1$

素因数の和:1492

約数の個数: 28

約数和(自身を含む): 39364920

約数和(自身を除く): 19622264

約数列:

[1, 2, 4, 8, 16, 32, 64, 251, 502, 1004, 1229, 2008, 2458, 4016, 4916, 8032, 9832, 16064, 19664, 39328, 78656, 308479, 616958, 1233916, 2467832, 4935664, 9871328, 19742656]

約数ペア:

[(1, 19742656), (2, 9871328), (4, 4935664), (8, 2467832), (16, 1233916), (32, 616958), (64, 308479), (251, 78656), (502, 39328), (1004, 19664), (1229, 16064), (2008, 9832), (2458, 8032), (4016, 4916)]