19729347588

素因数分解:

$2^2\times 3^2\times {\mathrm{653}}^1\times {\mathrm{839261}}^1$

素因数の和:839924

約数の個数: 36

約数和(自身を含む): 49947838668

約数和(自身を除く): 30218491080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 653, 1306, 1959, 2612, 3918, 5877, 7836, 11754, 23508, 839261, 1678522, 2517783, 3357044, 5035566, 7553349, 10071132, 15106698, 30213396, 548037433, 1096074866, 1644112299, 2192149732, 3288224598, 4932336897, 6576449196, 9864673794, 19729347588]

約数ペア:

[(1, 19729347588), (2, 9864673794), (3, 6576449196), (4, 4932336897), (6, 3288224598), (9, 2192149732), (12, 1644112299), (18, 1096074866), (36, 548037433), (653, 30213396), (1306, 15106698), (1959, 10071132), (2612, 7553349), (3918, 5035566), (5877, 3357044), (7836, 2517783), (11754, 1678522), (23508, 839261)]