17503408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 39719680

約数和(自身を除く): 22216272

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 103, 104, 152, 172, 206, 208, 247, 304, 344, 412, 494, 559, 688, 817, 824, 988, 1118, 1339, 1634, 1648, 1957, 1976, 2236, 2678, 3268, 3914, 3952, 4429, 4472, 5356, 6536, 7828, 8858, 8944, 10621, 10712, 13072, 15656, 17716, 21242, 21424, 25441, 31312, 35432, 42484, 50882, 57577, 70864, 84151, 84968, 101764, 115154, 168302, 169936, 203528, 230308, 336604, 407056, 460616, 673208, 921232, 1093963, 1346416, 2187926, 4375852, 8751704, 17503408]

約数ペア:

[(1, 17503408), (2, 8751704), (4, 4375852), (8, 2187926), (13, 1346416), (16, 1093963), (19, 921232), (26, 673208), (38, 460616), (43, 407056), (52, 336604), (76, 230308), (86, 203528), (103, 169936), (104, 168302), (152, 115154), (172, 101764), (206, 84968), (208, 84151), (247, 70864), (304, 57577), (344, 50882), (412, 42484), (494, 35432), (559, 31312), (688, 25441), (817, 21424), (824, 21242), (988, 17716), (1118, 15656), (1339, 13072), (1634, 10712), (1648, 10621), (1957, 8944), (1976, 8858), (2236, 7828), (2678, 6536), (3268, 5356), (3914, 4472), (3952, 4429)]