20161121178

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13281371}}^1$

素因数の和:13281410

約数の個数: 32

約数和(自身を含む): 45900421632

約数和(自身を除く): 25739300454

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 13281371, 26562742, 39844113, 79688226, 146095081, 292190162, 305471533, 438285243, 610943066, 876570486, 916414599, 1832829198, 3360186863, 6720373726, 10080560589, 20161121178]

約数ペア:

[(1, 20161121178), (2, 10080560589), (3, 6720373726), (6, 3360186863), (11, 1832829198), (22, 916414599), (23, 876570486), (33, 610943066), (46, 438285243), (66, 305471533), (69, 292190162), (138, 146095081), (253, 79688226), (506, 39844113), (759, 26562742), (1518, 13281371)]