1940220002

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{154157}}^1$

素因数の和:154226

約数の個数: 32

約数和(自身を含む): 3551800320

約数和(自身を除く): 1611580318

約数列:

[1, 2, 7, 14, 29, 31, 58, 62, 203, 217, 406, 434, 899, 1798, 6293, 12586, 154157, 308314, 1079099, 2158198, 4470553, 4778867, 8941106, 9557734, 31293871, 33452069, 62587742, 66904138, 138587143, 277174286, 970110001, 1940220002]

約数ペア:

[(1, 1940220002), (2, 970110001), (7, 277174286), (14, 138587143), (29, 66904138), (31, 62587742), (58, 33452069), (62, 31293871), (203, 9557734), (217, 8941106), (406, 4778867), (434, 4470553), (899, 2158198), (1798, 1079099), (6293, 308314), (12586, 154157)]