20038874401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{719}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 26127360000

約数和(自身を除く): 6088485599

約数列:

[1, 7, 13, 29, 59, 91, 179, 203, 377, 413, 719, 767, 1253, 1711, 2327, 2639, 5033, 5191, 5369, 9347, 10561, 11977, 16289, 20851, 22243, 36337, 42421, 65429, 67483, 73927, 128701, 137293, 145957, 155701, 271063, 296947, 306269, 472381, 551473, 900907, 961051, 1230209, 1673113, 1897441, 2143883, 3732329, 3860311, 3981497, 7593359, 8611463, 11711791, 15992717, 26126303, 27870479, 48520277, 53153513, 98713667, 111949019, 220207411, 339641939, 690995669, 1541451877, 2862696343, 20038874401]

約数ペア:

[(1, 20038874401), (7, 2862696343), (13, 1541451877), (29, 690995669), (59, 339641939), (91, 220207411), (179, 111949019), (203, 98713667), (377, 53153513), (413, 48520277), (719, 27870479), (767, 26126303), (1253, 15992717), (1711, 11711791), (2327, 8611463), (2639, 7593359), (5033, 3981497), (5191, 3860311), (5369, 3732329), (9347, 2143883), (10561, 1897441), (11977, 1673113), (16289, 1230209), (20851, 961051), (22243, 900907), (36337, 551473), (42421, 472381), (65429, 306269), (67483, 296947), (73927, 271063), (128701, 155701), (137293, 145957)]