661812044

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{22699}}^1$

素因数の和:22937

約数の個数: 24

約数和(自身を含む): 1195563600

約数和(自身を除く): 533751556

約数列:

[1, 2, 4, 37, 74, 148, 197, 394, 788, 7289, 14578, 22699, 29156, 45398, 90796, 839863, 1679726, 3359452, 4471703, 8943406, 17886812, 165453011, 330906022, 661812044]

約数ペア:

[(1, 661812044), (2, 330906022), (4, 165453011), (37, 17886812), (74, 8943406), (148, 4471703), (197, 3359452), (394, 1679726), (788, 839863), (7289, 90796), (14578, 45398), (22699, 29156)]