19017243

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1536

約数の個数: 36

約数和(自身を含む): 33078240

約数和(自身を除く): 14060997

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1487, 1827, 4263, 4461, 10409, 12789, 13383, 31227, 43123, 72863, 93681, 129369, 218589, 301861, 388107, 655767, 905583, 2113027, 2716749, 6339081, 19017243]

約数ペア:

[(1, 19017243), (3, 6339081), (7, 2716749), (9, 2113027), (21, 905583), (29, 655767), (49, 388107), (63, 301861), (87, 218589), (147, 129369), (203, 93681), (261, 72863), (441, 43123), (609, 31227), (1421, 13383), (1487, 12789), (1827, 10409), (4263, 4461)]