20184889744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30769649}}^1$

素因数の和:30769698

約数の個数: 20

約数和(自身を含む): 40062084300

約数和(自身を除く): 19877194556

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30769649, 61539298, 123078596, 246157192, 492314384, 1261555609, 2523111218, 5046222436, 10092444872, 20184889744]

約数ペア:

[(1, 20184889744), (2, 10092444872), (4, 5046222436), (8, 2523111218), (16, 1261555609), (41, 492314384), (82, 246157192), (164, 123078596), (328, 61539298), (656, 30769649)]