19878282334

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{4463}}^1$

素因数の和:4733

約数の個数: 48

約数和(自身を含む): 32655052800

約数和(自身を除く): 12776770466

約数列:

[1, 2, 19, 31, 38, 62, 199, 361, 398, 589, 722, 1178, 3781, 4463, 6169, 7562, 8926, 11191, 12338, 22382, 71839, 84797, 117211, 138353, 143678, 169594, 234422, 276706, 888137, 1611143, 1776274, 2227009, 2628707, 3222286, 4454018, 5257414, 16874603, 27532247, 33749206, 49945433, 55064494, 99890866, 320617457, 523112693, 641234914, 1046225386, 9939141167, 19878282334]

約数ペア:

[(1, 19878282334), (2, 9939141167), (19, 1046225386), (31, 641234914), (38, 523112693), (62, 320617457), (199, 99890866), (361, 55064494), (398, 49945433), (589, 33749206), (722, 27532247), (1178, 16874603), (3781, 5257414), (4463, 4454018), (6169, 3222286), (7562, 2628707), (8926, 2227009), (11191, 1776274), (12338, 1611143), (22382, 888137), (71839, 276706), (84797, 234422), (117211, 169594), (138353, 143678)]