18631431

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7583}}^1$

素因数の和:7612

約数の個数: 32

約数和(自身を含む): 33976320

約数和(自身を除く): 15344889

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 7583, 22749, 53081, 68247, 98579, 159243, 204741, 295737, 477729, 690053, 887211, 1433187, 2070159, 2661633, 6210477, 18631431]

約数ペア:

[(1, 18631431), (3, 6210477), (7, 2661633), (9, 2070159), (13, 1433187), (21, 887211), (27, 690053), (39, 477729), (63, 295737), (91, 204741), (117, 159243), (189, 98579), (273, 68247), (351, 53081), (819, 22749), (2457, 7583)]