19747494

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84391}}^1$

素因数の和:84412

約数の個数: 24

約数和(自身を含む): 46078032

約数和(自身を除く): 26330538

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84391, 168782, 253173, 506346, 759519, 1097083, 1519038, 2194166, 3291249, 6582498, 9873747, 19747494]

約数ペア:

[(1, 19747494), (2, 9873747), (3, 6582498), (6, 3291249), (9, 2194166), (13, 1519038), (18, 1097083), (26, 759519), (39, 506346), (78, 253173), (117, 168782), (234, 84391)]