20077089921

素因数分解:

$3^3\times 7^2\times {\mathrm{15175427}}^1$

素因数の和:15175450

約数の個数: 24

約数和(自身を含む): 34599975840

約数和(自身を除く): 14522885919

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15175427, 45526281, 106227989, 136578843, 318683967, 409736529, 743595923, 956051901, 2230787769, 2868155703, 6692363307, 20077089921]

約数ペア:

[(1, 20077089921), (3, 6692363307), (7, 2868155703), (9, 2230787769), (21, 956051901), (27, 743595923), (49, 409736529), (63, 318683967), (147, 136578843), (189, 106227989), (441, 45526281), (1323, 15175427)]