18694988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1543}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 35407008

約数和(自身を除く): 16712020

約数列:

[1, 2, 4, 13, 26, 52, 233, 466, 932, 1543, 3029, 3086, 6058, 6172, 12116, 20059, 40118, 80236, 359519, 719038, 1438076, 4673747, 9347494, 18694988]

約数ペア:

[(1, 18694988), (2, 9347494), (4, 4673747), (13, 1438076), (26, 719038), (52, 359519), (233, 80236), (466, 40118), (932, 20059), (1543, 12116), (3029, 6172), (3086, 6058)]