18021328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3767}}^1$

素因数の和:3811

約数の個数: 40

約数和(自身を含む): 39247488

約数和(自身を除く): 21226160

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 3767, 4784, 7534, 15068, 30136, 48971, 60272, 86641, 97942, 173282, 195884, 346564, 391768, 693128, 783536, 1126333, 1386256, 2252666, 4505332, 9010664, 18021328]

約数ペア:

[(1, 18021328), (2, 9010664), (4, 4505332), (8, 2252666), (13, 1386256), (16, 1126333), (23, 783536), (26, 693128), (46, 391768), (52, 346564), (92, 195884), (104, 173282), (184, 97942), (208, 86641), (299, 60272), (368, 48971), (598, 30136), (1196, 15068), (2392, 7534), (3767, 4784)]