290447018672

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{203965603}}^1$

素因数の和:203965700

約数の個数: 20

約数和(自身を含む): 569064035160

約数和(自身を除く): 278617016488

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 203965603, 407931206, 815862412, 1631724824, 3263449648, 18152938667, 36305877334, 72611754668, 145223509336, 290447018672]

約数ペア:

[(1, 290447018672), (2, 145223509336), (4, 72611754668), (8, 36305877334), (16, 18152938667), (89, 3263449648), (178, 1631724824), (356, 815862412), (712, 407931206), (1424, 203965603)]