20247908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 36401400

約数和(自身を除く): 16153492

約数列:

[1, 2, 4, 53, 106, 149, 212, 298, 596, 641, 1282, 2564, 7897, 15794, 31588, 33973, 67946, 95509, 135892, 191018, 382036, 5061977, 10123954, 20247908]

約数ペア:

[(1, 20247908), (2, 10123954), (4, 5061977), (53, 382036), (106, 191018), (149, 135892), (212, 95509), (298, 67946), (596, 33973), (641, 31588), (1282, 15794), (2564, 7897)]