20441568

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1640

約数の個数: 96

約数和(自身を含む): 64592640

約数和(自身を除く): 44151072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1601, 1824, 2128, 3192, 3202, 4256, 4803, 6384, 6404, 9606, 11207, 12768, 12808, 19212, 22414, 25616, 30419, 33621, 38424, 44828, 51232, 60838, 67242, 76848, 89656, 91257, 121676, 134484, 153696, 179312, 182514, 212933, 243352, 268968, 358624, 365028, 425866, 486704, 537936, 638799, 730056, 851732, 973408, 1075872, 1277598, 1460112, 1703464, 2555196, 2920224, 3406928, 5110392, 6813856, 10220784, 20441568]

約数ペア:

[(1, 20441568), (2, 10220784), (3, 6813856), (4, 5110392), (6, 3406928), (7, 2920224), (8, 2555196), (12, 1703464), (14, 1460112), (16, 1277598), (19, 1075872), (21, 973408), (24, 851732), (28, 730056), (32, 638799), (38, 537936), (42, 486704), (48, 425866), (56, 365028), (57, 358624), (76, 268968), (84, 243352), (96, 212933), (112, 182514), (114, 179312), (133, 153696), (152, 134484), (168, 121676), (224, 91257), (228, 89656), (266, 76848), (304, 67242), (336, 60838), (399, 51232), (456, 44828), (532, 38424), (608, 33621), (672, 30419), (798, 25616), (912, 22414), (1064, 19212), (1596, 12808), (1601, 12768), (1824, 11207), (2128, 9606), (3192, 6404), (3202, 6384), (4256, 4803)]