20243465739

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{158993}}^1$

素因数の和:159096

約数の個数: 48

約数和(自身を含む): 34922714112

約数和(自身を除く): 14679248373

約数列:

[1, 3, 7, 9, 21, 43, 47, 63, 129, 141, 301, 329, 387, 423, 903, 987, 2021, 2709, 2961, 6063, 14147, 18189, 42441, 127323, 158993, 476979, 1112951, 1430937, 3338853, 6836699, 7472671, 10016559, 20510097, 22418013, 47856893, 52308697, 61530291, 67254039, 143570679, 156926091, 321324853, 430712037, 470778273, 963974559, 2249273971, 2891923677, 6747821913, 20243465739]

約数ペア:

[(1, 20243465739), (3, 6747821913), (7, 2891923677), (9, 2249273971), (21, 963974559), (43, 470778273), (47, 430712037), (63, 321324853), (129, 156926091), (141, 143570679), (301, 67254039), (329, 61530291), (387, 52308697), (423, 47856893), (903, 22418013), (987, 20510097), (2021, 10016559), (2709, 7472671), (2961, 6836699), (6063, 3338853), (14147, 1430937), (18189, 1112951), (42441, 476979), (127323, 158993)]