2008746428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{19699}}^1$

素因数の和:19806

約数の個数: 48

約数和(自身を含む): 3961591200

約数和(自身を除く): 1952844772

約数列:

[1, 2, 4, 13, 26, 37, 52, 53, 74, 106, 148, 212, 481, 689, 962, 1378, 1924, 1961, 2756, 3922, 7844, 19699, 25493, 39398, 50986, 78796, 101972, 256087, 512174, 728863, 1024348, 1044047, 1457726, 2088094, 2915452, 4176188, 9475219, 13572611, 18950438, 27145222, 37900876, 38629739, 54290444, 77259478, 154518956, 502186607, 1004373214, 2008746428]

約数ペア:

[(1, 2008746428), (2, 1004373214), (4, 502186607), (13, 154518956), (26, 77259478), (37, 54290444), (52, 38629739), (53, 37900876), (74, 27145222), (106, 18950438), (148, 13572611), (212, 9475219), (481, 4176188), (689, 2915452), (962, 2088094), (1378, 1457726), (1924, 1044047), (1961, 1024348), (2756, 728863), (3922, 512174), (7844, 256087), (19699, 101972), (25493, 78796), (39398, 50986)]