20871792

素因数分解:

$2^4\times 3^2\times {\mathrm{193}}^1\times {\mathrm{751}}^1$

素因数の和:958

約数の個数: 60

約数和(自身を含む): 58792864

約数和(自身を除く): 37921072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 193, 386, 579, 751, 772, 1158, 1502, 1544, 1737, 2253, 2316, 3004, 3088, 3474, 4506, 4632, 6008, 6759, 6948, 9012, 9264, 12016, 13518, 13896, 18024, 27036, 27792, 36048, 54072, 108144, 144943, 289886, 434829, 579772, 869658, 1159544, 1304487, 1739316, 2319088, 2608974, 3478632, 5217948, 6957264, 10435896, 20871792]

約数ペア:

[(1, 20871792), (2, 10435896), (3, 6957264), (4, 5217948), (6, 3478632), (8, 2608974), (9, 2319088), (12, 1739316), (16, 1304487), (18, 1159544), (24, 869658), (36, 579772), (48, 434829), (72, 289886), (144, 144943), (193, 108144), (386, 54072), (579, 36048), (751, 27792), (772, 27036), (1158, 18024), (1502, 13896), (1544, 13518), (1737, 12016), (2253, 9264), (2316, 9012), (3004, 6948), (3088, 6759), (3474, 6008), (4506, 4632)]