2157678

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:734

約数の個数: 40

約数和(自身を含む): 5096520

約数和(自身を除く): 2938842

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 701, 1026, 1402, 1539, 2103, 3078, 4206, 6309, 12618, 13319, 18927, 26638, 37854, 39957, 56781, 79914, 113562, 119871, 239742, 359613, 719226, 1078839, 2157678]

約数ペア:

[(1, 2157678), (2, 1078839), (3, 719226), (6, 359613), (9, 239742), (18, 119871), (19, 113562), (27, 79914), (38, 56781), (54, 39957), (57, 37854), (81, 26638), (114, 18927), (162, 13319), (171, 12618), (342, 6309), (513, 4206), (701, 3078), (1026, 2103), (1402, 1539)]