161855908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{57559}}^1$

素因数の和:57619

約数の個数: 24

約数和(自身を含む): 306219200

約数和(自身を除く): 144363292

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 57559, 115118, 230236, 1093621, 2129683, 2187242, 4259366, 4374484, 8518732, 40463977, 80927954, 161855908]

約数ペア:

[(1, 161855908), (2, 80927954), (4, 40463977), (19, 8518732), (37, 4374484), (38, 4259366), (74, 2187242), (76, 2129683), (148, 1093621), (703, 230236), (1406, 115118), (2812, 57559)]