20970904

素因数分解:

$2^3\times {\mathrm{229}}^1\times {\mathrm{11447}}^1$

素因数の和:11682

約数の個数: 16

約数和(自身を含む): 39495600

約数和(自身を除く): 18524696

約数列:

[1, 2, 4, 8, 229, 458, 916, 1832, 11447, 22894, 45788, 91576, 2621363, 5242726, 10485452, 20970904]

約数ペア:

[(1, 20970904), (2, 10485452), (4, 5242726), (8, 2621363), (229, 91576), (458, 45788), (916, 22894), (1832, 11447)]