20139236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1543}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 38130624

約数和(自身を除く): 17991388

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 1543, 3086, 3263, 6172, 6526, 13052, 20059, 40118, 80236, 387293, 774586, 1549172, 5034809, 10069618, 20139236]

約数ペア:

[(1, 20139236), (2, 10069618), (4, 5034809), (13, 1549172), (26, 774586), (52, 387293), (251, 80236), (502, 40118), (1004, 20059), (1543, 13052), (3086, 6526), (3263, 6172)]