20613184

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 56

約数和(自身を含む): 42793920

約数和(自身を除く): 22180736

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 64, 103, 106, 118, 206, 212, 236, 412, 424, 472, 824, 848, 944, 1648, 1696, 1888, 3127, 3296, 3392, 3776, 5459, 6077, 6254, 6592, 10918, 12154, 12508, 21836, 24308, 25016, 43672, 48616, 50032, 87344, 97232, 100064, 174688, 194464, 200128, 322081, 349376, 388928, 644162, 1288324, 2576648, 5153296, 10306592, 20613184]

約数ペア:

[(1, 20613184), (2, 10306592), (4, 5153296), (8, 2576648), (16, 1288324), (32, 644162), (53, 388928), (59, 349376), (64, 322081), (103, 200128), (106, 194464), (118, 174688), (206, 100064), (212, 97232), (236, 87344), (412, 50032), (424, 48616), (472, 43672), (824, 25016), (848, 24308), (944, 21836), (1648, 12508), (1696, 12154), (1888, 10918), (3127, 6592), (3296, 6254), (3392, 6077), (3776, 5459)]