19204178

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1543}}^1$

素因数の和:1686

約数の個数: 24

約数和(自身を含む): 33795072

約数和(自身を除く): 14590894

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 889, 1543, 1778, 3086, 6223, 10801, 12446, 21602, 75607, 151214, 195961, 391922, 1371727, 2743454, 9602089, 19204178]

約数ペア:

[(1, 19204178), (2, 9602089), (7, 2743454), (14, 1371727), (49, 391922), (98, 195961), (127, 151214), (254, 75607), (889, 21602), (1543, 12446), (1778, 10801), (3086, 6223)]