20875504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100363}}^1$

素因数の和:100384

約数の個数: 20

約数和(自身を含む): 43557976

約数和(自身を除く): 22682472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100363, 200726, 401452, 802904, 1304719, 1605808, 2609438, 5218876, 10437752, 20875504]

約数ペア:

[(1, 20875504), (2, 10437752), (4, 5218876), (8, 2609438), (13, 1605808), (16, 1304719), (26, 802904), (52, 401452), (104, 200726), (208, 100363)]