20163205278

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{513137}}^1$

素因数の和:513241

約数の個数: 48

約数和(自身を含む): 45628230960

約数和(自身を除く): 25465025682

約数列:

[1, 2, 3, 6, 9, 18, 37, 59, 74, 111, 118, 177, 222, 333, 354, 531, 666, 1062, 2183, 4366, 6549, 13098, 19647, 39294, 513137, 1026274, 1539411, 3078822, 4618233, 9236466, 18986069, 30275083, 37972138, 56958207, 60550166, 90825249, 113916414, 170874621, 181650498, 272475747, 341749242, 544951494, 1120178071, 2240356142, 3360534213, 6721068426, 10081602639, 20163205278]

約数ペア:

[(1, 20163205278), (2, 10081602639), (3, 6721068426), (6, 3360534213), (9, 2240356142), (18, 1120178071), (37, 544951494), (59, 341749242), (74, 272475747), (111, 181650498), (118, 170874621), (177, 113916414), (222, 90825249), (333, 60550166), (354, 56958207), (531, 37972138), (666, 30275083), (1062, 18986069), (2183, 9236466), (4366, 4618233), (6549, 3078822), (13098, 1539411), (19647, 1026274), (39294, 513137)]