30203052004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{20916241}}^1$

素因数の和:20916283

約数の個数: 18

約数和(自身を含む): 55783617414

約数和(自身を除く): 25580565410

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 20916241, 41832482, 83664964, 397408579, 794817158, 1589634316, 7550763001, 15101526002, 30203052004]

約数ペア:

[(1, 30203052004), (2, 15101526002), (4, 7550763001), (19, 1589634316), (38, 794817158), (76, 397408579), (361, 83664964), (722, 41832482), (1444, 20916241)]