20502139395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{168347}}^1$

素因数の和:168731

約数の個数: 32

約数和(自身を含む): 34326830592

約数和(自身を除く): 13824691197

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 353, 1059, 1765, 5295, 8119, 24357, 40595, 121785, 168347, 505041, 841735, 2525205, 3871981, 11615943, 19359905, 58079715, 59426491, 178279473, 297132455, 891397365, 1366809293, 4100427879, 6834046465, 20502139395]

約数ペア:

[(1, 20502139395), (3, 6834046465), (5, 4100427879), (15, 1366809293), (23, 891397365), (69, 297132455), (115, 178279473), (345, 59426491), (353, 58079715), (1059, 19359905), (1765, 11615943), (5295, 3871981), (8119, 2525205), (24357, 841735), (40595, 505041), (121785, 168347)]