121884688

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{38669}}^1$

素因数の和:38874

約数の個数: 20

約数和(自身を含む): 237356460

約数和(自身を除く): 115471772

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 38669, 77338, 154676, 309352, 618704, 7617793, 15235586, 30471172, 60942344, 121884688]

約数ペア:

[(1, 121884688), (2, 60942344), (4, 30471172), (8, 15235586), (16, 7617793), (197, 618704), (394, 309352), (788, 154676), (1576, 77338), (3152, 38669)]