19314477

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1159

約数の個数: 48

約数和(自身を含む): 35878080

約数和(自身を除く): 16563603

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1123, 1323, 1911, 2457, 3369, 5733, 7861, 10107, 14599, 17199, 23583, 30321, 43797, 55027, 70749, 102193, 131391, 165081, 212247, 306579, 394173, 495243, 715351, 919737, 1485729, 2146053, 2759211, 6438159, 19314477]

約数ペア:

[(1, 19314477), (3, 6438159), (7, 2759211), (9, 2146053), (13, 1485729), (21, 919737), (27, 715351), (39, 495243), (49, 394173), (63, 306579), (91, 212247), (117, 165081), (147, 131391), (189, 102193), (273, 70749), (351, 55027), (441, 43797), (637, 30321), (819, 23583), (1123, 17199), (1323, 14599), (1911, 10107), (2457, 7861), (3369, 5733)]