19290544

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13249}}^1$

素因数の和:13277

約数の個数: 40

約数和(自身を含む): 46004000

約数和(自身を除く): 26713456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13249, 26498, 52996, 92743, 105992, 172237, 185486, 211984, 344474, 370972, 688948, 741944, 1205659, 1377896, 1483888, 2411318, 2755792, 4822636, 9645272, 19290544]

約数ペア:

[(1, 19290544), (2, 9645272), (4, 4822636), (7, 2755792), (8, 2411318), (13, 1483888), (14, 1377896), (16, 1205659), (26, 741944), (28, 688948), (52, 370972), (56, 344474), (91, 211984), (104, 185486), (112, 172237), (182, 105992), (208, 92743), (364, 52996), (728, 26498), (1456, 13249)]