20947584

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7793}}^1$

素因数の和:7817

約数の個数: 64

約数和(自身を含む): 63599040

約数和(自身を除く): 42651456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7793, 15586, 23379, 31172, 46758, 54551, 62344, 93516, 109102, 124688, 163653, 187032, 218204, 249376, 327306, 374064, 436408, 498752, 654612, 748128, 872816, 997504, 1309224, 1496256, 1745632, 2618448, 2992512, 3491264, 5236896, 6982528, 10473792, 20947584]

約数ペア:

[(1, 20947584), (2, 10473792), (3, 6982528), (4, 5236896), (6, 3491264), (7, 2992512), (8, 2618448), (12, 1745632), (14, 1496256), (16, 1309224), (21, 997504), (24, 872816), (28, 748128), (32, 654612), (42, 498752), (48, 436408), (56, 374064), (64, 327306), (84, 249376), (96, 218204), (112, 187032), (128, 163653), (168, 124688), (192, 109102), (224, 93516), (336, 62344), (384, 54551), (448, 46758), (672, 31172), (896, 23379), (1344, 15586), (2688, 7793)]