820103346

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2087}}^1$

素因数の和:2500

約数の個数: 64

約数和(自身を含む): 1924300800

約数和(自身を除く): 1104197454

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 383, 513, 766, 1026, 1149, 2087, 2298, 3447, 4174, 6261, 6894, 7277, 10341, 12522, 14554, 18783, 20682, 21831, 37566, 39653, 43662, 56349, 65493, 79306, 112698, 118959, 130986, 196479, 237918, 356877, 392958, 713754, 799321, 1070631, 1598642, 2141262, 2397963, 4795926, 7193889, 14387778, 15187099, 21581667, 30374198, 43163334, 45561297, 91122594, 136683891, 273367782, 410051673, 820103346]

約数ペア:

[(1, 820103346), (2, 410051673), (3, 273367782), (6, 136683891), (9, 91122594), (18, 45561297), (19, 43163334), (27, 30374198), (38, 21581667), (54, 15187099), (57, 14387778), (114, 7193889), (171, 4795926), (342, 2397963), (383, 2141262), (513, 1598642), (766, 1070631), (1026, 799321), (1149, 713754), (2087, 392958), (2298, 356877), (3447, 237918), (4174, 196479), (6261, 130986), (6894, 118959), (7277, 112698), (10341, 79306), (12522, 65493), (14554, 56349), (18783, 43662), (20682, 39653), (21831, 37566)]