19737128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1601}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 39216960

約数和(自身を除く): 19479832

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1541, 1601, 3082, 3202, 6164, 6404, 12328, 12808, 36823, 73646, 107267, 147292, 214534, 294584, 429068, 858136, 2467141, 4934282, 9868564, 19737128]

約数ペア:

[(1, 19737128), (2, 9868564), (4, 4934282), (8, 2467141), (23, 858136), (46, 429068), (67, 294584), (92, 214534), (134, 147292), (184, 107267), (268, 73646), (536, 36823), (1541, 12808), (1601, 12328), (3082, 6404), (3202, 6164)]