20160469744

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20656219}}^1$

素因数の和:20656288

約数の個数: 20

約数和(自身を含む): 39701254840

約数和(自身を除く): 19540785096

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20656219, 41312438, 82624876, 165249752, 330499504, 1260029359, 2520058718, 5040117436, 10080234872, 20160469744]

約数ペア:

[(1, 20160469744), (2, 10080234872), (4, 5040117436), (8, 2520058718), (16, 1260029359), (61, 330499504), (122, 165249752), (244, 82624876), (488, 41312438), (976, 20656219)]