20727552

素因数分解:

$2^8\times 3^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 55850256

約数和(自身を除く): 35122704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 137, 192, 197, 256, 274, 384, 394, 411, 548, 591, 768, 788, 822, 1096, 1182, 1576, 1644, 2192, 2364, 3152, 3288, 4384, 4728, 6304, 6576, 8768, 9456, 12608, 13152, 17536, 18912, 25216, 26304, 26989, 35072, 37824, 50432, 52608, 53978, 75648, 80967, 105216, 107956, 151296, 161934, 215912, 323868, 431824, 647736, 863648, 1295472, 1727296, 2590944, 3454592, 5181888, 6909184, 10363776, 20727552]

約数ペア:

[(1, 20727552), (2, 10363776), (3, 6909184), (4, 5181888), (6, 3454592), (8, 2590944), (12, 1727296), (16, 1295472), (24, 863648), (32, 647736), (48, 431824), (64, 323868), (96, 215912), (128, 161934), (137, 151296), (192, 107956), (197, 105216), (256, 80967), (274, 75648), (384, 53978), (394, 52608), (411, 50432), (548, 37824), (591, 35072), (768, 26989), (788, 26304), (822, 25216), (1096, 18912), (1182, 17536), (1576, 13152), (1644, 12608), (2192, 9456), (2364, 8768), (3152, 6576), (3288, 6304), (4384, 4728)]