1978889464

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{787}}^1\times {\mathrm{10139}}^1$

素因数の和:10963

約数の個数: 32

約数和(自身を含む): 3835353600

約数和(自身を除く): 1856464136

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 787, 1574, 3148, 6296, 10139, 20278, 24397, 40556, 48794, 81112, 97588, 195176, 314309, 628618, 1257236, 2514472, 7979393, 15958786, 31917572, 63835144, 247361183, 494722366, 989444732, 1978889464]

約数ペア:

[(1, 1978889464), (2, 989444732), (4, 494722366), (8, 247361183), (31, 63835144), (62, 31917572), (124, 15958786), (248, 7979393), (787, 2514472), (1574, 1257236), (3148, 628618), (6296, 314309), (10139, 195176), (20278, 97588), (24397, 81112), (40556, 48794)]