20741376

素因数分解:

$2^8\times 3^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 55923840

約数和(自身を除く): 35182464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 239, 256, 339, 384, 452, 478, 678, 717, 768, 904, 956, 1356, 1434, 1808, 1912, 2712, 2868, 3616, 3824, 5424, 5736, 7232, 7648, 10848, 11472, 14464, 15296, 21696, 22944, 27007, 28928, 30592, 43392, 45888, 54014, 61184, 81021, 86784, 91776, 108028, 162042, 183552, 216056, 324084, 432112, 648168, 864224, 1296336, 1728448, 2592672, 3456896, 5185344, 6913792, 10370688, 20741376]

約数ペア:

[(1, 20741376), (2, 10370688), (3, 6913792), (4, 5185344), (6, 3456896), (8, 2592672), (12, 1728448), (16, 1296336), (24, 864224), (32, 648168), (48, 432112), (64, 324084), (96, 216056), (113, 183552), (128, 162042), (192, 108028), (226, 91776), (239, 86784), (256, 81021), (339, 61184), (384, 54014), (452, 45888), (478, 43392), (678, 30592), (717, 28928), (768, 27007), (904, 22944), (956, 21696), (1356, 15296), (1434, 14464), (1808, 11472), (1912, 10848), (2712, 7648), (2868, 7232), (3616, 5736), (3824, 5424)]