18917443586

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{3517}}^1\times {\mathrm{44089}}^1$

素因数の和:47669

約数の個数: 16

約数和(自身を含む): 28850203320

約数和(自身を除く): 9932759734

約数列:

[1, 2, 61, 122, 3517, 7034, 44089, 88178, 214537, 429074, 2689429, 5378858, 155061013, 310122026, 9458721793, 18917443586]

約数ペア:

[(1, 18917443586), (2, 9458721793), (61, 310122026), (122, 155061013), (3517, 5378858), (7034, 2689429), (44089, 429074), (88178, 214537)]