19463673980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{47933}}^1$

素因数の和:48278

約数の個数: 48

約数和(自身を含む): 41553025920

約数和(自身を除く): 22089351940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 257, 316, 395, 514, 790, 1028, 1285, 1580, 2570, 5140, 20303, 40606, 47933, 81212, 95866, 101515, 191732, 203030, 239665, 406060, 479330, 958660, 3786707, 7573414, 12318781, 15146828, 18933535, 24637562, 37867070, 49275124, 61593905, 75734140, 123187810, 246375620, 973183699, 1946367398, 3892734796, 4865918495, 9731836990, 19463673980]

約数ペア:

[(1, 19463673980), (2, 9731836990), (4, 4865918495), (5, 3892734796), (10, 1946367398), (20, 973183699), (79, 246375620), (158, 123187810), (257, 75734140), (316, 61593905), (395, 49275124), (514, 37867070), (790, 24637562), (1028, 18933535), (1285, 15146828), (1580, 12318781), (2570, 7573414), (5140, 3786707), (20303, 958660), (40606, 479330), (47933, 406060), (81212, 239665), (95866, 203030), (101515, 191732)]