205318516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{171671}}^1$

素因数の和:171711

約数の個数: 24

約数和(自身を含む): 403772544

約数和(自身を除く): 198454028

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 171671, 343342, 686684, 2231723, 3948433, 4463446, 7896866, 8926892, 15793732, 51329629, 102659258, 205318516]

約数ペア:

[(1, 205318516), (2, 102659258), (4, 51329629), (13, 15793732), (23, 8926892), (26, 7896866), (46, 4463446), (52, 3948433), (92, 2231723), (299, 686684), (598, 343342), (1196, 171671)]