203445008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{51479}}^1$

素因数の和:51519

約数の個数: 40

約数和(自身を含む): 446846400

約数和(自身を除く): 243401392

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 51479, 102958, 205916, 411832, 669227, 823664, 978101, 1338454, 1956202, 2676908, 3912404, 5353816, 7824808, 10707632, 12715313, 15649616, 25430626, 50861252, 101722504, 203445008]

約数ペア:

[(1, 203445008), (2, 101722504), (4, 50861252), (8, 25430626), (13, 15649616), (16, 12715313), (19, 10707632), (26, 7824808), (38, 5353816), (52, 3912404), (76, 2676908), (104, 1956202), (152, 1338454), (208, 978101), (247, 823664), (304, 669227), (494, 411832), (988, 205916), (1976, 102958), (3952, 51479)]