18588531

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 30100896

約数和(自身を除く): 11512365

約数列:

[1, 3, 13, 17, 23, 39, 51, 53, 69, 159, 221, 299, 391, 529, 663, 689, 897, 901, 1173, 1219, 1587, 2067, 2703, 3657, 5083, 6877, 8993, 11713, 15249, 15847, 20631, 20723, 26979, 28037, 35139, 47541, 62169, 84111, 116909, 269399, 350727, 364481, 476629, 808197, 1093443, 1429887, 6196177, 18588531]

約数ペア:

[(1, 18588531), (3, 6196177), (13, 1429887), (17, 1093443), (23, 808197), (39, 476629), (51, 364481), (53, 350727), (69, 269399), (159, 116909), (221, 84111), (299, 62169), (391, 47541), (529, 35139), (663, 28037), (689, 26979), (897, 20723), (901, 20631), (1173, 15847), (1219, 15249), (1587, 11713), (2067, 8993), (2703, 6877), (3657, 5083)]