19707951424

素因数分解:

$2^6\times 7^1\times {\mathrm{9791}}^1\times {\mathrm{4493}}^1$

素因数の和:14303

約数の個数: 56

約数和(自身を含む): 44709331968

約数和(自身を除く): 25001380544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 4493, 8986, 9791, 17972, 19582, 31451, 35944, 39164, 62902, 68537, 71888, 78328, 125804, 137074, 143776, 156656, 251608, 274148, 287552, 313312, 503216, 548296, 626624, 1006432, 1096592, 2012864, 2193184, 4386368, 43990963, 87981926, 175963852, 307936741, 351927704, 615873482, 703855408, 1231746964, 1407710816, 2463493928, 2815421632, 4926987856, 9853975712, 19707951424]

約数ペア:

[(1, 19707951424), (2, 9853975712), (4, 4926987856), (7, 2815421632), (8, 2463493928), (14, 1407710816), (16, 1231746964), (28, 703855408), (32, 615873482), (56, 351927704), (64, 307936741), (112, 175963852), (224, 87981926), (448, 43990963), (4493, 4386368), (8986, 2193184), (9791, 2012864), (17972, 1096592), (19582, 1006432), (31451, 626624), (35944, 548296), (39164, 503216), (62902, 313312), (68537, 287552), (71888, 274148), (78328, 251608), (125804, 156656), (137074, 143776)]