19969014

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11131}}^1$

素因数の和:11172

約数の個数: 32

約数和(自身を含む): 44884224

約数和(自身を除く): 24915210

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11131, 22262, 33393, 66786, 144703, 256013, 289406, 434109, 512026, 768039, 868218, 1536078, 3328169, 6656338, 9984507, 19969014]

約数ペア:

[(1, 19969014), (2, 9984507), (3, 6656338), (6, 3328169), (13, 1536078), (23, 868218), (26, 768039), (39, 512026), (46, 434109), (69, 289406), (78, 256013), (138, 144703), (299, 66786), (598, 33393), (897, 22262), (1794, 11131)]