218365838

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{3989}}^1$

素因数の和:4363

約数の個数: 16

約数和(自身を含む): 332095680

約数和(自身を除く): 113729842

約数列:

[1, 2, 101, 202, 271, 542, 3989, 7978, 27371, 54742, 402889, 805778, 1081019, 2162038, 109182919, 218365838]

約数ペア:

[(1, 218365838), (2, 109182919), (101, 2162038), (202, 1081019), (271, 805778), (542, 402889), (3989, 54742), (7978, 27371)]