20456116

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1683

約数の個数: 24

約数和(自身を含む): 37202760

約数和(自身を除く): 16746644

約数列:

[1, 2, 4, 37, 74, 89, 148, 178, 356, 1553, 3106, 3293, 6212, 6586, 13172, 57461, 114922, 138217, 229844, 276434, 552868, 5114029, 10228058, 20456116]

約数ペア:

[(1, 20456116), (2, 10228058), (4, 5114029), (37, 552868), (74, 276434), (89, 229844), (148, 138217), (178, 114922), (356, 57461), (1553, 13172), (3106, 6586), (3293, 6212)]