19760128

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:882

約数の個数: 44

約数和(自身を含む): 41267520

約数和(自身を除く): 21507392

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 839, 1024, 1472, 1678, 2944, 3356, 5888, 6712, 11776, 13424, 19297, 23552, 26848, 38594, 53696, 77188, 107392, 154376, 214784, 308752, 429568, 617504, 859136, 1235008, 2470016, 4940032, 9880064, 19760128]

約数ペア:

[(1, 19760128), (2, 9880064), (4, 4940032), (8, 2470016), (16, 1235008), (23, 859136), (32, 617504), (46, 429568), (64, 308752), (92, 214784), (128, 154376), (184, 107392), (256, 77188), (368, 53696), (512, 38594), (736, 26848), (839, 23552), (1024, 19297), (1472, 13424), (1678, 11776), (2944, 6712), (3356, 5888)]