220157902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{32009}}^1$

素因数の和:32211

約数の個数: 16

約数和(自身を含む): 349549200

約数和(自身を除く): 129391298

約数列:

[1, 2, 19, 38, 181, 362, 3439, 6878, 32009, 64018, 608171, 1216342, 5793629, 11587258, 110078951, 220157902]

約数ペア:

[(1, 220157902), (2, 110078951), (19, 11587258), (38, 5793629), (181, 1216342), (362, 608171), (3439, 64018), (6878, 32009)]