20188034439

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{280963}}^1$

素因数の和:281566

約数の個数: 16

約数和(自身を含む): 27592912512

約数和(自身を除く): 7404878073

約数列:

[1, 3, 43, 129, 557, 1671, 23951, 71853, 280963, 842889, 12081409, 36244227, 156496391, 469489173, 6729344813, 20188034439]

約数ペア:

[(1, 20188034439), (3, 6729344813), (43, 469489173), (129, 156496391), (557, 36244227), (1671, 12081409), (23951, 842889), (71853, 280963)]